diff --git a/src/backoffice/templates/backoffice/assembly_auth.html b/src/backoffice/templates/backoffice/assembly_auth.html
index c86cb2bcaa118cc450d13283d8ffbc122fae83bc..595d30e0afe8a31b8c92ff975af51f6119789b9f 100644
--- a/src/backoffice/templates/backoffice/assembly_auth.html
+++ b/src/backoffice/templates/backoffice/assembly_auth.html
@@ -1,9 +1,9 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load widget_tweaks %}
 
 {% block title %}
-  {% trans 'Assembly__authentication' %} | {{ assembly.name }} | {{ conference.name }}
+  {% trans "Assembly__authentication" %} | {{ assembly.name }} | {{ conference.name }}
 {% endblock %}
 
 {% block content %}
@@ -14,16 +14,16 @@
       {% show_disclaimer "assembly_auth" %}
 
       <div class="card border-default">
-        <div class="card-header bg-default">{% trans 'Assembly__authentication' %}</div>
+        <div class="card-header bg-default">{% trans "Assembly__authentication" %}</div>
         <div class="card-body">
-          <p>{% trans 'Assembly__authentication__introduction' %}</p>
+          <p>{% trans "Assembly__authentication__introduction" %}</p>
 
           <p>
-            {% trans 'Assembly__technical_user' %}:
+            {% trans "Assembly__technical_user" %}:
             {% if assembly.technical_user_id is None %}
-              <span class="text-info">{% trans 'Assembly__technical_user__none_yet' %}</span>
+              <span class="text-info">{% trans "Assembly__technical_user__none_yet" %}</span>
             {% else %}
-              <span class="text-success">{% trans 'Assembly__technical_user__present' %}</span>
+              <span class="text-success">{% trans "Assembly__technical_user__present" %}</span>
             {% endif %}
           </p>
 
@@ -43,7 +43,7 @@
   <div class="row mt-3 pb-10rem">
     <div class="col-md-12">
       <div class="card border-primary">
-        <div class="card-header bg-primary text-white">{% trans 'authentication__applications' %}</div>
+        <div class="card-header bg-primary text-white">{% trans "authentication__applications" %}</div>
         <div class="card-body">
           <table class="table table-striped table-hover">
             <thead>
diff --git a/src/backoffice/templates/backoffice/assembly_auth_app.html b/src/backoffice/templates/backoffice/assembly_auth_app.html
index 42d89eb793a92a44f512ae50f094521667e600e9..5da10aa5958b2f6a83fa6ff582bcc005bf14f097 100644
--- a/src/backoffice/templates/backoffice/assembly_auth_app.html
+++ b/src/backoffice/templates/backoffice/assembly_auth_app.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/backoffice/assembly_badge.html b/src/backoffice/templates/backoffice/assembly_badge.html
index b9f8c6250338db952f9a492330f4331a389edd2d..d13d1a7bfad3905a1e0106a56de3ece08d119457 100644
--- a/src/backoffice/templates/backoffice/assembly_badge.html
+++ b/src/backoffice/templates/backoffice/assembly_badge.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load widget_tweaks %}
 {% load i18n %}
@@ -20,7 +20,7 @@
           {% if form.create %}
             {% trans "Badge__create" %}
           {% else %}
-            {% trans 'Badge' %} "{{ badge.name }}"
+            {% trans "Badge" %} "{{ badge.name }}"
             <a class="btn btn-primary float-end"
                href="{% hub_absolute 'plainui:badge' pk=badge.id %}">{% trans "public_link" %}</a>
           {% endif %}
@@ -67,17 +67,17 @@
       <div class="row mb-3">
         <div class="col-md-12">
           <div class="card border-secondary">
-            <div class="card-header bg-default">{% trans 'Badge__award-title' %}</div>
+            <div class="card-header bg-default">{% trans "Badge__award-title" %}</div>
             <div class="card-body">
               <div>
-                <p>{% trans 'Badge__award-explanation' %}</p>
+                <p>{% trans "Badge__award-explanation" %}</p>
                 <form class="form-inline"
                       action="{% url 'backoffice:assembly-badge-award' assembly=badge.issuing_assembly_id pk=badge.pk %}"
                       method="post">
                   {% csrf_token %}
                   <label class="visually-hidden" for="nickname">Name</label>
                   {% render_field assign_form.nickname class+="form-control mb-2 me-sm-2" placeholder="Nickname" %}
-                  <button type="submit" class="btn btn-secondary mb-2">{% trans 'Badge__award-btn' %}</button>
+                  <button type="submit" class="btn btn-secondary mb-2">{% trans "Badge__award-btn" %}</button>
                 </form>
               </div>
             </div>
@@ -87,16 +87,16 @@
       <div class="row mb-3">
         <div class="col-md-12">
           <div class="card border-secondary">
-            <div class="card-header bg-default">{% trans 'Badge-renew-title' %}</div>
+            <div class="card-header bg-default">{% trans "Badge-renew-title" %}</div>
             <form action="{% url 'backoffice:assembly-badge-renew' assembly=badge.issuing_assembly_id pk=badge.pk %}"
                   method="post">
               {% csrf_token %}
               <div class="card-body">
-                <p>{% trans 'Badge-renew-explanation' %}</p>
+                <p>{% trans "Badge-renew-explanation" %}</p>
                 <p>
-                  <button type="submit" class="btn btn-secondary">{% trans 'Badge-renew' %}</button>
+                  <button type="submit" class="btn btn-secondary">{% trans "Badge-renew" %}</button>
                 </p>
-                <p>{% trans 'Badge-assign-api-explanation' %}</p>
+                <p>{% trans "Badge-assign-api-explanation" %}</p>
               </div>
             </form>
           </div>
@@ -106,17 +106,17 @@
         <div class="row mb-3">
           <div class="col-md-12">
             <div class="card border-danger">
-              <div class="card-header bg-default text-danger">{% trans 'Badge__remove' %}</div>
+              <div class="card-header bg-default text-danger">{% trans "Badge__remove" %}</div>
               <div class="card-body">
-                <p>{% trans 'Badge__remove__introduction' %}</p>
+                <p>{% trans "Badge__remove__introduction" %}</p>
                 <form class="form"
                       action="{% url 'backoffice:assembly-badge-remove' assembly=assembly.id pk=badge.id %}"
                       method="post">
                   {% csrf_token %}
                   <button type="submit"
                           class="btn btn-sm btn-danger"
-                          onclick="return confirm('{% trans 'Badge__remove__confirm' %}')">
-                    {% trans 'Badge__remove' %}: {{ badge.name }}
+                          onclick="return confirm('{% trans "Badge__remove__confirm" %}')">
+                    {% trans "Badge__remove" %}: {{ badge.name }}
                   </button>
                 </form>
               </div>
@@ -128,12 +128,12 @@
         <div class="row mb-3">
           <div class="col-md-12">
             <div class="card border-success">
-              <div class="card-header bg-default text-success">{% trans 'BadgeToken__create' %}</div>
+              <div class="card-header bg-default text-success">{% trans "BadgeToken__create" %}</div>
               <div class="card-body">
-                <p>{% trans 'Badge__create__introduction' %}</p>
+                <p>{% trans "Badge__create__introduction" %}</p>
                 <a class="btn btn-success"
                    href="{% url 'backoffice:assembly-badge-create-redeem-token' assembly=assembly.id badge=badge.pk %}">
-                  {% trans 'BadgeToken__create__button' %}
+                  {% trans "BadgeToken__create__button" %}
                 </a>
               </div>
             </div>
@@ -143,20 +143,20 @@
       <div class="row mb-3">
         <div class="col-md-12">
           <div class="card border-secondary">
-            <div class="card-header bg-default ">{% trans 'Badge__valid__Current__Redeem__tokens' %}</div>
+            <div class="card-header bg-default ">{% trans "Badge__valid__Current__Redeem__tokens" %}</div>
             <table class="card-body table table-hover table-sm table-striped">
               <thead>
                 <tr>
-                  <th>{% trans 'BadgeToken__token' %}</th>
-                  <th>{% trans 'BadgeToken__active' %}/{% trans 'BadgeToken__valid' %}</th>
-                  <th>{% trans 'BadgeToken__redeemed_count__short' %}/{% trans 'BadgeToken__redeemable_count__short' %}</th>
-                  <th>{% trans 'BadgeToken__comment' %}</th>
+                  <th>{% trans "BadgeToken__token" %}</th>
+                  <th>{% trans "BadgeToken__active" %}/{% trans "BadgeToken__valid" %}</th>
+                  <th>{% trans "BadgeToken__redeemed_count__short" %}/{% trans "BadgeToken__redeemable_count__short" %}</th>
+                  <th>{% trans "BadgeToken__comment" %}</th>
                   {% if has_wa_integration %}
-                    <th>{% trans 'BadgeToken__map_token' %}</th>
+                    <th>{% trans "BadgeToken__map_token" %}</th>
                   {% endif %}
-                  <th>{% trans 'BadgeToken__validity_ranges' %}</th>
-                  <th>{% trans 'BadgeToken__modify' %}</th>
-                  <th>{% trans 'BadgeToken__activate' %}</th>
+                  <th>{% trans "BadgeToken__validity_ranges" %}</th>
+                  <th>{% trans "BadgeToken__modify" %}</th>
+                  <th>{% trans "BadgeToken__activate" %}</th>
                 </tr>
               </thead>
               {% for tok in badge.tokens.all %}
@@ -210,9 +210,9 @@
                       {% csrf_token %}
                       <button type="submit" class="btn btn-sm btn-secondary">
                         {% if tok.active %}
-                          {% trans 'BadgeToken__deactivate' %}
+                          {% trans "BadgeToken__deactivate" %}
                         {% else %}
-                          {% trans 'BadgeToken__activate' %}
+                          {% trans "BadgeToken__activate" %}
                         {% endif %}
                       </button>
                     </form>
diff --git a/src/backoffice/templates/backoffice/assembly_badge_renewed.html b/src/backoffice/templates/backoffice/assembly_badge_renewed.html
index f7b5714fda709e4bfbc447d4eb4fc09179e43f40..8b417afe5ab7fec61fa762b001903420b5bd8d15 100644
--- a/src/backoffice/templates/backoffice/assembly_badge_renewed.html
+++ b/src/backoffice/templates/backoffice/assembly_badge_renewed.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block title %}{{ badge.name }} | {{ assembly.name }} | {{ conference.name }}{% endblock %}
@@ -9,13 +9,13 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card border-success">
-        <div class="card-header bg-success text-white">{% trans 'Badge' %} "{{ badge.name }}"</div>
+        <div class="card-header bg-success text-white">{% trans "Badge" %} "{{ badge.name }}"</div>
         <div class="card-body">
-          {% trans 'Badge__issuing_token' %}: <code>{{ badge.issuing_token }}</code>
+          {% trans "Badge__issuing_token" %}: <code>{{ badge.issuing_token }}</code>
         </div>
         <div class="card-footer">
           <a href="{% url 'backoffice:assembly-badge' assembly=assembly.id pk=badge.pk %}"
-             class="btn btn-success">{% trans 'back' %}</a>
+             class="btn btn-success">{% trans "back" %}</a>
         </div>
       </div>
     </div>
diff --git a/src/backoffice/templates/backoffice/assembly_badge_token.html b/src/backoffice/templates/backoffice/assembly_badge_token.html
index b72adab18a28d6054afa6f6eeca7a46f5b979ad1..50d16e448e541cc7e08705a14879e9479831703d 100644
--- a/src/backoffice/templates/backoffice/assembly_badge_token.html
+++ b/src/backoffice/templates/backoffice/assembly_badge_token.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load widget_tweaks %}
 {% load i18n %}
@@ -15,9 +15,9 @@
           {% if create_token_form.create %}
             {% trans "Create" %}
           {% endif %}
-          {% trans 'BadgeToken' %}
+          {% trans "BadgeToken" %}
           {% if not create_token_form.create %}
-            "{{ create_token_form.instance.badge.name }}" {% trans 'BadgeToken__token' %} "{{ create_token_form.instance.token }}"
+            "{{ create_token_form.instance.badge.name }}" {% trans "BadgeToken__token" %} "{{ create_token_form.instance.token }}"
           {% endif %}
           <a class="btn btn-primary float-end"
              id="back_to_badge"
diff --git a/src/backoffice/templates/backoffice/assembly_badges.html b/src/backoffice/templates/backoffice/assembly_badges.html
index 039191bcf153eac414bd1eaa27a9fd370e8d5f44..6b01e0ce7e83d8c24c7ce7ca5389f7e3d8d1f878 100644
--- a/src/backoffice/templates/backoffice/assembly_badges.html
+++ b/src/backoffice/templates/backoffice/assembly_badges.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block title %}
@@ -14,7 +14,7 @@
 
       <div class="card border-default">
         <div class="card-header bg-default">
-          {% trans 'Badges' %}
+          {% trans "Badges" %}
           {% if can_manage %}
             <a href="{% url 'backoffice:assembly-create-badge' assembly=assembly.id %}"
                class="btn btn-sm btn-primary float-right">+</a>
@@ -24,10 +24,10 @@
           <table class="table table-sm table-hover table-striped">
             <thead>
               <tr>
-                <td>{% trans 'Badges__image' %}</td>
+                <td>{% trans "Badges__image" %}</td>
                 <td>Name</td>
-                <td>{% trans 'Badges__public' %}</td>
-                <td>{% trans 'Badges__mode' %}</td>
+                <td>{% trans "Badges__public" %}</td>
+                <td>{% trans "Badges__mode" %}</td>
               </tr>
             </thead>
             <tbody>
@@ -44,9 +44,9 @@
                   </td>
                   <td>
                     {% if badge.show_public %}
-                      {% trans 'yes' %}
+                      {% trans "yes" %}
                     {% else %}
-                      {% trans 'no' %}
+                      {% trans "no" %}
                     {% endif %}
                   </td>
                   <td>
diff --git a/src/backoffice/templates/backoffice/assembly_basicdata.html b/src/backoffice/templates/backoffice/assembly_basicdata.html
index 0d1aae39e50fb9f72896bdd775c2ea0c48678586..f68d03bc125219fcc63115e4085ec439bd20eab3 100644
--- a/src/backoffice/templates/backoffice/assembly_basicdata.html
+++ b/src/backoffice/templates/backoffice/assembly_basicdata.html
@@ -41,12 +41,12 @@
     {% endif %}
   {% endwith %}
   <div class="col-sm-{% if conference.support_channels %}3{% else %}6{% endif %}">
-    <label class="form-label" for="id_state_assembly">{% trans 'Assembly__state_assembly' %}</label>
+    <label class="form-label" for="id_state_assembly">{% trans "Assembly__state_assembly" %}</label>
     <div id="id_state_assembly">{{ form.instance.get_state_assembly_display }}</div>
   </div>
   {% if conference.support_channels %}
     <div class="col-sm-3">
-      <label class="form-label" for="id_state_channel">{% trans 'Assembly__state_channel' %}</label>
+      <label class="form-label" for="id_state_channel">{% trans "Assembly__state_channel" %}</label>
       <div id="id_state_channel">{{ form.instance.get_state_channel_display }}</div>
     </div>
   {% endif %}
@@ -89,7 +89,7 @@
   </div>
 </div>
 
-{% with handled_base_fields='name,slug,is_physical,is_virtual,is_remote,banner_image,assembly_link,assembly_location,description_de,description_en,registration_details'|split:"," %}
+{% with handled_base_fields="name,slug,is_physical,is_virtual,is_remote,banner_image,assembly_link,assembly_location,description_de,description_en,registration_details"|split:"," %}
   {% for field in base_fields %}
     {% if field.name not in handled_base_fields %}
       <div class="form-group row">
diff --git a/src/backoffice/templates/backoffice/assembly_create.html b/src/backoffice/templates/backoffice/assembly_create.html
index f70af8bb9b0addb393f598b0cffd934c4d5e7b77..f664bd96c0089659272b780e95895b0923758b1e 100644
--- a/src/backoffice/templates/backoffice/assembly_create.html
+++ b/src/backoffice/templates/backoffice/assembly_create.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/backoffice/assembly_detail.html b/src/backoffice/templates/backoffice/assembly_detail.html
index a6be4baee108719254df2bd085e5d3460bf5caa7..929a77623af428dd2580437b8144a93a8dac094d 100644
--- a/src/backoffice/templates/backoffice/assembly_detail.html
+++ b/src/backoffice/templates/backoffice/assembly_detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block title %}{{ assembly.name }} | {{ conference.name }}{% endblock %}
@@ -15,7 +15,7 @@
           {% endif %}
           {% if assembly.is_public %}
             <a class="float-right btn btn-sm btn-info me-2"
-               href="{% hub_absolute 'plainui:assembly' assembly_slug=assembly.slug %}">{% trans 'public' %}</a>
+               href="{% hub_absolute 'plainui:assembly' assembly_slug=assembly.slug %}">{% trans "public" %}</a>
           {% endif %}
           {{ assembly.name }}
         </div>
@@ -51,7 +51,7 @@
     <div class="col-md-2">
       <div class="card">
         <div class="card-header text-center">
-          <span title="{% trans 'Assembly__hierarchy' %}">{{ assembly.get_hierarchy_display }}</span>
+          <span title="{% trans "Assembly__hierarchy" %}">{{ assembly.get_hierarchy_display }}</span>
         </div>
         <div class="card-body text-center">
           <p>{{ assembly.get_assembly_type_display }}</p>
@@ -117,7 +117,7 @@
     {% if assembly.hierarchy == 'regular' %}
       <div class="col-md-12">
         <div class="card">
-          <div class="card-header">{% trans 'assembly_links' %}</div>
+          <div class="card-header">{% trans "assembly_links" %}</div>
           <div class="card-body">
             {% with la=assembly.linked_assemblies %}
               {% if la|length > 0 %}
@@ -130,7 +130,7 @@
                   {% if not forloop.last %},{% endif %}
                 {% endfor %}
               {% else %}
-                {% trans 'no_entries' %}
+                {% trans "no_entries" %}
               {% endif %}
             {% endwith %}
           </div>
@@ -139,7 +139,7 @@
     {% else %}
       <div class="col-md-12">
         <div class="card border-primary">
-          <div class="card-header">{% trans 'assembly_children' %}</div>
+          <div class="card-header">{% trans "assembly_children" %}</div>
           <div class="card-body">
             {% if assembly.children.exists %}
               <table class="table table-sm m-0">
diff --git a/src/backoffice/templates/backoffice/assembly_edit.html b/src/backoffice/templates/backoffice/assembly_edit.html
index 6d989a5d1016b204f98e4c335737b930d673d62a..5da375d08b7b2005593f494820b1bf32ac9914a1 100644
--- a/src/backoffice/templates/backoffice/assembly_edit.html
+++ b/src/backoffice/templates/backoffice/assembly_edit.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -29,7 +29,7 @@
             {% if assembly.basedata_readonly %}
               <div class="alert alert-warning"
                    {% if staff_access %}style="text-decoration: line-through;"{% endif %}>
-                {% trans 'assemblyedit_readonlybasedata' %}
+                {% trans "assemblyedit_readonlybasedata" %}
               </div>
             {% endif %}
             {% include "backoffice/assembly_basicdata.html" %}
@@ -55,18 +55,18 @@
       <div class="row">
         <div class="col-md-12">
           <div class="card mb-3">
-            <div class="card-header">{% trans 'assemblyedit_parent' %}</div>
+            <div class="card-header">{% trans "assemblyedit_parent" %}</div>
 
             <div class="card-body">
-              <p>{% trans 'assemblyedit_parent__intro' %}</p>
+              <p>{% trans "assemblyedit_parent__intro" %}</p>
 
               <div class="input-group">
-                <label class="form-label" for="assembly_parent">{% trans 'assembly_parent' %}</label>
+                <label class="form-label" for="assembly_parent">{% trans "assembly_parent" %}</label>
                 &nbsp;
                 <select id="assembly_parent" name="parent_id">
                   <option value=""
                           {% if assembly.parent is None %}selected="selected"{% endif %}>
-                    -- {% trans 'none' %} --
+                    -- {% trans "none" %} --
                   </option>
                   {% if assembly.parent is not None and assembly.parent.hierarchy == assembly.Hierarchy.CLUSTER_RESTRICTED %}
                     <option value="{{ assembly.parent.pk }}" selected="selected">{{ assembly.parent.name }}</option>
@@ -90,10 +90,10 @@
         <div class="card">
           {% if not assembly.is_cluster %}
             <div class="card-header">
-              {% trans 'assemblyedit_links' %}
+              {% trans "assemblyedit_links" %}
               <a href="{% url 'backoffice:assembly-editlinks' pk=assembly.pk %}"
                  target="_blank"
-                 title="{% trans 'opensinnewpage' %}">({% trans 'edit' %})</a>
+                 title="{% trans "opensinnewpage" %}">({% trans "edit" %})</a>
             </div>
             <div class="card-body">
               {% with la=assembly.linked_assemblies %}
@@ -106,17 +106,17 @@
                     {% endfor %}
                   </ul>
                 {% else %}
-                  {% trans 'no_entries' %}
+                  {% trans "no_entries" %}
                 {% endif %}
               {% endwith %}
             </div>
           {% else %}
             {# assembly.is_cluster #}
             <div class="card-header">
-              {% trans 'assemblyedit_children' %}
+              {% trans "assemblyedit_children" %}
               <a href="{% url 'backoffice:assembly-editchildren' pk=assembly.pk %}"
                  target="_blank"
-                 title="{% trans 'opensinnewpage' %}">({% trans 'edit' %})</a>
+                 title="{% trans "opensinnewpage" %}">({% trans "edit" %})</a>
             </div>
             <div class="card-body">
               {% with children=assembly.children.all %}
@@ -129,7 +129,7 @@
                     {% endfor %}
                   </ul>
                 {% else %}
-                  {% trans 'no_entries' %}
+                  {% trans "no_entries" %}
                 {% endif %}
               {% endwith %}
             </div>
@@ -144,7 +144,7 @@
                    type="text"
                    name="tags"
                    value="{% for tag in assembly.sorted_tags %}{{ tag }}{% if not forloop.last %}, {% endif %}{% endfor %}">
-            <small class="form-text text-muted">{% trans 'Assembly__tags__splitwithcomma' %}</small>
+            <small class="form-text text-muted">{% trans "Assembly__tags__splitwithcomma" %}</small>
           </div>
         </div>
       </div>
diff --git a/src/backoffice/templates/backoffice/assembly_editchildren.html b/src/backoffice/templates/backoffice/assembly_editchildren.html
index a65faa089604400d4d89133196db63ed585f77b8..62eb31596fc32ca43b987eaa77fcff3c985cf8bf 100644
--- a/src/backoffice/templates/backoffice/assembly_editchildren.html
+++ b/src/backoffice/templates/backoffice/assembly_editchildren.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -17,16 +17,16 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_addchild' %}</div>
+        <div class="card-header">{% trans "assemblyedit_addchild" %}</div>
         <div class="card-body">
           <form action="{% url 'backoffice:assembly-editchildren' pk=assembly.id %}"
                 method="post">
             {% csrf_token %}
             <select class="form-control" name="add" required>
-              <option value="">({% trans 'please_select' %})</option>
+              <option value="">({% trans "please_select" %})</option>
               {% for a in candidates %}<option value="{{ a.pk }}">{{ a.name }}</option>{% endfor %}
             </select>
-            <button type="submit" class="btn btn-sm btn-secondary">{% trans 'add' %}</button>
+            <button type="submit" class="btn btn-sm btn-secondary">{% trans "add" %}</button>
           </form>
         </div>
       </div>
@@ -36,7 +36,7 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_children' %}</div>
+        <div class="card-header">{% trans "assemblyedit_children" %}</div>
         <div class="card-body">
           {% with children=assembly.children.all %}
             {% if children|length > 0 %}
@@ -50,13 +50,13 @@
                           style="display: inline">
                       {% csrf_token %}
                       <input type="hidden" name="delete" value="{{ child.pk }}">
-                      <button type="submit" class="btn btn-sm btn-secondary">{% trans 'delete' %}</button>
+                      <button type="submit" class="btn btn-sm btn-secondary">{% trans "delete" %}</button>
                     </form>
                   </li>
                 {% endfor %}
               </ul>
             {% else %}
-              {% trans 'no_entries' %}
+              {% trans "no_entries" %}
             {% endif %}
           {% endwith %}
         </div>
diff --git a/src/backoffice/templates/backoffice/assembly_editlinks.html b/src/backoffice/templates/backoffice/assembly_editlinks.html
index 08a9bf21478885d88ba9c1857c5c83765fe03a2b..4d16958f6e99c622d1cd4c18f230217e3177146a 100644
--- a/src/backoffice/templates/backoffice/assembly_editlinks.html
+++ b/src/backoffice/templates/backoffice/assembly_editlinks.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -18,20 +18,20 @@
     <div class="row">
       <div class="col-md-12">
         <div class="card mb-3">
-          <div class="card-header">{% trans 'assemblyedit_addlink' %}</div>
+          <div class="card-header">{% trans "assemblyedit_addlink" %}</div>
           <div class="card-body">
-            <p>{% trans 'assemblyedit_links__intro' %}</p>
+            <p>{% trans "assemblyedit_links__intro" %}</p>
             <form action="{% url 'backoffice:assembly-editlinks' pk=assembly.id %}"
                   method="post">
               {% csrf_token %}
               <select class="form-control" name="add" required>
-                <option value="">({% trans 'please_select' %})</option>
+                <option value="">({% trans "please_select" %})</option>
                 {% for a in candidates %}
                   <option value="{{ a.pk }}"
                           {% if a in links or a.pk == assembly.pk %}disabled{% endif %}>{{ a.name }}</option>
                 {% endfor %}
               </select>
-              <button type="submit" class="btn btn-sm btn-secondary">{% trans 'add' %}</button>
+              <button type="submit" class="btn btn-sm btn-secondary">{% trans "add" %}</button>
             </form>
           </div>
         </div>
@@ -41,7 +41,7 @@
     <div class="row pb-10rem">
       <div class="col-md-12">
         <div class="card mb-3">
-          <div class="card-header">{% trans 'assemblyedit_links' %}</div>
+          <div class="card-header">{% trans "assemblyedit_links" %}</div>
           <div class="card-body">
             {% if links|length > 0 %}
               <ul>
@@ -52,13 +52,13 @@
                           method="post">
                       {% csrf_token %}
                       <input type="hidden" name="delete" value="{{ link.pk }}">
-                      <button type="submit" class="btn btn-sm btn-secondary">{% trans 'delete' %}</button>
+                      <button type="submit" class="btn btn-sm btn-secondary">{% trans "delete" %}</button>
                     </form>
                   </li>
                 {% endfor %}
               </ul>
             {% else %}
-              {% trans 'no_entries' %}
+              {% trans "no_entries" %}
             {% endif %}
           </div>
         </div>
diff --git a/src/backoffice/templates/backoffice/assembly_event.html b/src/backoffice/templates/backoffice/assembly_event.html
index c5ce6ce6c9db1d5e97b89847dcf40d2829c9b890..fba3d006bf81fa6905b6c6f1773281b663b4d6c5 100644
--- a/src/backoffice/templates/backoffice/assembly_event.html
+++ b/src/backoffice/templates/backoffice/assembly_event.html
@@ -1,10 +1,10 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load static %}
 {% block title %}
   {% if form.create %}
-    {% trans 'Event-new' %}
+    {% trans "Event-new" %}
   {% else %}
     {{ event.name }}
   {% endif %}
@@ -70,18 +70,18 @@
         <div class="card border-default">
           <div class="card-header bg-default">
             {% if form.create %}
-              {% trans 'Event-new' %}
+              {% trans "Event-new" %}
             {% else %}
               {% if event.id or event.slug %}
                 <span class="text-muted float-end text-end me-2 font-small">
                   {% if event.id %}ID: <strong>{{ event.id }}</strong>{% endif %}
                   <br>
                   {% if event.slug %}
-                    {% trans 'Event__slug' %}: <strong>{{ event.slug }}</strong>
+                    {% trans "Event__slug" %}: <strong>{{ event.slug }}</strong>
                   {% endif %}
                 </span>
               {% endif %}
-              {% trans 'Event' %} "{{ event.name }}"
+              {% trans "Event" %} "{{ event.name }}"
             {% endif %}
           </div>
           {% if event.is_public and not form.create %}
@@ -89,7 +89,7 @@
               <div class="flex-grow-1">{% blocktrans %}Event__recall__introduction{% endblocktrans %}</div>
               <div class="d-inline-flex gap-2 align-items-start">
                 <a class="float-end btn btn-info me-2"
-                   href="{{ event.get_absolute_url }}">{% trans 'Event__public_links' %}</a>
+                   href="{{ event.get_absolute_url }}">{% trans "Event__public_links" %}</a>
                 <button class="btn btn-warning float-end"
                         id="publishEvent"
                         formaction="{% url 'backoffice:assembly-event' assembly=assembly.id pk=event.id %}?recall=true">
@@ -127,7 +127,7 @@
           {% endif %}
           <div class="card-body">
             {% bootstrap_form form %}
-            <button class="btn btn-primary" id="EventFormSubmit">{% trans 'Event__submit' %}</button>
+            <button class="btn btn-primary" id="EventFormSubmit">{% trans "Event__submit" %}</button>
           </div>
         </div>
       </form>
@@ -137,16 +137,16 @@
     <div class="row mb-3">
       <div class="col-md-12">
         <div class="card border-danger">
-          <div class="card-header bg-default text-danger">{% trans 'Event__delete' %}</div>
+          <div class="card-header bg-default text-danger">{% trans "Event__delete" %}</div>
           <div class="card-body">
-            <p>{% trans 'Event__delete__introduction' %}</p>
+            <p>{% trans "Event__delete__introduction" %}</p>
             <form class="form"
                   action="{% url 'backoffice:assembly-event-remove' assembly=assembly.id pk=event.id %}"
                   method="post"
                   id="EventDeleteForm">
               {% csrf_token %}
               <button type="submit" class="btn btn-sm btn-danger" id="EventDeleteSubmit">
-                {% trans 'Event__delete' %}: {{ event.name }}
+                {% trans "Event__delete" %}: {{ event.name }}
               </button>
             </form>
           </div>
diff --git a/src/backoffice/templates/backoffice/assembly_events.html b/src/backoffice/templates/backoffice/assembly_events.html
index 4752c5491319b06c04571e2819fa3a81bb2130bd..50e77bf4776c22d921c43084ec18accf3dcd2cd0 100644
--- a/src/backoffice/templates/backoffice/assembly_events.html
+++ b/src/backoffice/templates/backoffice/assembly_events.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 
@@ -19,22 +19,22 @@
             pageLength: 100,
             language: {
                 "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -53,7 +53,7 @@
     <div class="col-md-12">
       <div class="card border-default">
         <div class="card-header bg-default">
-          {% trans 'Events' %}
+          {% trans "Events" %}
           {% if can_manage %}
             <a href="{% url 'backoffice:assembly-create-event' assembly=assembly.id %}"
                class="btn btn-sm btn-primary float-right">+</a>
diff --git a/src/backoffice/templates/backoffice/assembly_list.html b/src/backoffice/templates/backoffice/assembly_list.html
index 55ff1795f1efad80457fa67a65df857535ffa6a9..dea10b8fc60469c84fd3b83742105cab8822ed16 100644
--- a/src/backoffice/templates/backoffice/assembly_list.html
+++ b/src/backoffice/templates/backoffice/assembly_list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'Assemblys' %}:</span> {{ mode_display }}
+      <span class="text-muted">{% trans "Assemblys" %}:</span> {{ mode_display }}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/assembly_list_export.html b/src/backoffice/templates/backoffice/assembly_list_export.html
index 13c0dfd1f3ea4aab9dfdc188ca136f9517d8162c..6971243ef1cb9ea4517fcd7474ac81941c0ad671 100644
--- a/src/backoffice/templates/backoffice/assembly_list_export.html
+++ b/src/backoffice/templates/backoffice/assembly_list_export.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% block title %}
   {% trans "Assemblys" %} | {{ conference.name }}
@@ -25,7 +25,7 @@
               </div>
             </form>
           </span>
-          <span class="text-muted">{% trans 'list' %}:</span> {{ list_name }}
+          <span class="text-muted">{% trans "list" %}:</span> {{ list_name }}
           <span class="badge badge-secondary">{{ list_count }}</span>
         </div>
         <div class="card-body">
diff --git a/src/backoffice/templates/backoffice/assembly_members.html b/src/backoffice/templates/backoffice/assembly_members.html
index 194dfcc78799be2d1e64ccbe53d97bd9e86dbcf8..f2e86966fbeb7cf4e4fdd4e2a9e27d6dd811f97c 100644
--- a/src/backoffice/templates/backoffice/assembly_members.html
+++ b/src/backoffice/templates/backoffice/assembly_members.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load widget_tweaks %}
 
@@ -12,9 +12,9 @@
   <div class="row pb-10rem">
     <div class="col-md-12">
       <div class="card border-default">
-        <div class="card-header bg-default">{% trans 'Assembly__members' %}</div>
+        <div class="card-header bg-default">{% trans "Assembly__members" %}</div>
         <div class="card-body">
-          <p>{% trans 'Assembly__members__introduction' %}</p>
+          <p>{% trans "Assembly__members__introduction" %}</p>
           <form class="form-inline"
                 action="{% url 'backoffice:assembly-members' pk=assembly.pk %}"
                 method="post">
@@ -24,18 +24,18 @@
                 <tr>
                   <th>Name</th>
                   {% if staff_mode %}<th>Mail</th>{% endif %}
-                  <th title="{% trans 'AssemblyMember__is_representative' %}">R</th>
-                  <th title="{% trans 'AssemblyMember__can_manage_assembly' %}">M</th>
+                  <th title="{% trans "AssemblyMember__is_representative" %}">R</th>
+                  <th title="{% trans "AssemblyMember__can_manage_assembly" %}">M</th>
                   {% if assembly.is_channel %}
-                    <th title="{% trans 'AssemblyMember__is_content_coordinator' %}">C</th>
-                    <th title="{% trans 'AssemblyMember__is_production_coordinator' %}">P</th>
+                    <th title="{% trans "AssemblyMember__is_content_coordinator" %}">C</th>
+                    <th title="{% trans "AssemblyMember__is_production_coordinator" %}">P</th>
                   {% endif %}
                   {% if assembly.is_assembly %}
-                    <th title="{% trans 'AssemblyMember__is_technical_contact' %}">T</th>
+                    <th title="{% trans "AssemblyMember__is_technical_contact" %}">T</th>
                   {% endif %}
-                  <th title="{% trans 'AssemblyMember__show_public' %}">S</th>
+                  <th title="{% trans "AssemblyMember__show_public" %}">S</th>
                   {% if can_manage %}
-                    <th>{% trans 'AssemblyMember__actions' %}</th>
+                    <th>{% trans "AssemblyMember__actions" %}</th>
                   {% endif %}
                 </tr>
               </thead>
@@ -101,15 +101,15 @@
                     {% if can_manage %}
                       <td>
                         <a class="btn btn-outline-primary btn-sm"
-                           href="{% url 'backoffice:assembly-members-edit' pk=assembly.id uname=member.member.username %}">{% trans 'Assembly__members__edit' %}</a>
+                           href="{% url 'backoffice:assembly-members-edit' pk=assembly.id uname=member.member.username %}">{% trans "Assembly__members__edit" %}</a>
                         <input type="submit"
                                class="btn btn-outline-secondary btn-sm"
                                name="{% if member.show_public %}hide{% else %}show{% endif %}-{{ member.member.id }}"
-                               value="{% if member.show_public %}{% trans 'Assembly__members__hide' %}{% else %}{% trans 'Assembly__members__show' %}{% endif %}">
+                               value="{% if member.show_public %}{% trans "Assembly__members__hide" %}{% else %}{% trans "Assembly__members__show" %}{% endif %}">
                         <input type="submit"
                                class="btn btn-outline-danger btn-sm"
                                name="delete-{{ member.member.id }}"
-                               value="{% trans 'Assembly__members__delete' %}">
+                               value="{% trans "Assembly__members__delete" %}">
                       </td>
                     {% endif %}
                   </tr>
@@ -128,7 +128,7 @@
               {% render_field form.role class+="form-control form-control-sm me-1" %}
               <label class="visually-hidden" for="id_name">Name</label>
               {% render_field form.name class+="form-control form-control-sm me-1" %}
-              <button type="submit" class="btn btn-sm btn-primary">{% trans 'Assembly__members__add' %}</button>
+              <button type="submit" class="btn btn-sm btn-primary">{% trans "Assembly__members__add" %}</button>
             </form>
           </div>
         {% endif %}
diff --git a/src/backoffice/templates/backoffice/assembly_members_edit.html b/src/backoffice/templates/backoffice/assembly_members_edit.html
index c846574b79ed5aac4db4337114c14bf220afc5e0..6ac9e9c09af956869833f8908f9a38e1fbb56363 100644
--- a/src/backoffice/templates/backoffice/assembly_members_edit.html
+++ b/src/backoffice/templates/backoffice/assembly_members_edit.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
diff --git a/src/backoffice/templates/backoffice/assembly_room.html b/src/backoffice/templates/backoffice/assembly_room.html
index 52a129912b86f5eba339961d38ad18e454475237..f99be68efcb1919767725d1442055a93f1937474 100644
--- a/src/backoffice/templates/backoffice/assembly_room.html
+++ b/src/backoffice/templates/backoffice/assembly_room.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load widget_tweaks %}
@@ -22,20 +22,20 @@
           <div class="card-header bg-default">
             {% if assembly.is_public %}
               <a class="float-right btn btn-sm btn-info"
-                 href="{% hub_absolute 'plainui:room' slug=room.slug %}">{% trans 'public' %}</a>
+                 href="{% hub_absolute 'plainui:room' slug=room.slug %}">{% trans "public" %}</a>
             {% endif %}
             {% if room.id %}
               <span class="text-muted float-right me-2" style="font-size: 75%;">ID: <strong>{{ room.id }}</strong></span>
             {% endif %}
             {% if room.name %}
               {% if room.room_type != 'project' %}
-                {{ room.get_room_type_display }} {% trans 'Room' %}
+                {{ room.get_room_type_display }} {% trans "Room" %}
               {% else %}
-                {% trans 'Project' %}
+                {% trans "Project" %}
               {% endif %}
               "{{ room.name }}"
             {% else %}
-              <span class="badge badge-secondary">{% trans 'Room-new' %}</span>
+              <span class="badge badge-secondary">{% trans "Room-new" %}</span>
             {% endif %}
           </div>
           {% if not link_edit %}
@@ -59,9 +59,9 @@
     <div class="row mb-3">
       <div class="col-md-12">
         <div class="card border-default">
-          <div class="card-header bg-default">{% trans 'Room__links' %}</div>
+          <div class="card-header bg-default">{% trans "Room__links" %}</div>
           <div class="card-body">
-            <p>{% trans 'RoomLink__introduction' %}</p>
+            <p>{% trans "RoomLink__introduction" %}</p>
             <table class="table table-hover table-sm">
               <!--thead>
             <tr>
@@ -87,7 +87,7 @@
                 {% empty %}
                   <tr>
                     <td colspan="2">
-                      <emph>{% trans 'Room__links__none' %}</emph>
+                      <emph>{% trans "Room__links__none" %}</emph>
                     </td>
                   </tr>
                 {% endfor %}
@@ -116,10 +116,10 @@
   {% endif %}
 
   {% if room.room_type == 'workadventure' %}
-    {% include 'backoffice/assembly_room_wa.html' %}
+    {% include "backoffice/assembly_room_wa.html" %}
   {% endif %}
 
   {% if not link_edit %}
-    {% include 'backoffice/assembly_room_mgmt.html' %}
+    {% include "backoffice/assembly_room_mgmt.html" %}
   {% endif %}
 {% endblock %}
diff --git a/src/backoffice/templates/backoffice/assembly_room_mgmt.html b/src/backoffice/templates/backoffice/assembly_room_mgmt.html
index 46a8fe59e9fae4c99a8bfbd0dbd34b36067a5c8b..8413d28d06cad2201bb023b264ee529f6a21f971 100644
--- a/src/backoffice/templates/backoffice/assembly_room_mgmt.html
+++ b/src/backoffice/templates/backoffice/assembly_room_mgmt.html
@@ -5,18 +5,18 @@
       <div class="card border-danger">
         <div class="card-header bg-default text-danger">
           {% if room.room_type != 'project' %}
-            {% trans 'Room__remove' %}
+            {% trans "Room__remove" %}
           {% else %}
-            {% trans 'Project__remove' %}
+            {% trans "Project__remove" %}
           {% endif %}
         </div>
         <div class="card-body">
           {% if can_delete %}
             <p>
               {% if room.room_type != 'project' %}
-                {% trans 'Room__remove__introduction' %}
+                {% trans "Room__remove__introduction" %}
               {% else %}
-                {% trans 'Project__remove__introduction' %}
+                {% trans "Project__remove__introduction" %}
               {% endif %}
             </p>
             <form class="form"
@@ -25,11 +25,11 @@
               {% csrf_token %}
               <button type="submit"
                       class="btn btn-sm btn-danger"
-                      onclick="return confirm('{% if room.room_type != 'project' %}{% trans 'Room__remove__confirm' %}{% else %}{% trans 'Project__remove__confirm' %}{% endif %}')">
+                      onclick="return confirm('{% if room.room_type != "project" %}{% trans "Room__remove__confirm" %}{% else %}{% trans "Project__remove__confirm" %}{% endif %}')">
                 {% if room.room_type != 'project' %}
-                  {% trans 'Room__remove' %}
+                  {% trans "Room__remove" %}
                 {% else %}
-                  {% trans 'Project__remove' %}
+                  {% trans "Project__remove" %}
                 {% endif %}
                 : {{ room.name }}
               </button>
@@ -37,11 +37,11 @@
           {% else %}
             <p>
               {% if room.room_type == 'project' %}
-                {% trans 'Project__remove__notpossible' %}
+                {% trans "Project__remove__notpossible" %}
               {% elif room.room_type == 'hangar' %}
-                {% trans 'Hangar__remove__notpossible' %}
+                {% trans "Hangar__remove__notpossible" %}
               {% else %}
-                {% trans 'Room__remove__notpossible' %}
+                {% trans "Room__remove__notpossible" %}
               {% endif %}
             </p>
           {% endif %}
diff --git a/src/backoffice/templates/backoffice/assembly_room_wa.html b/src/backoffice/templates/backoffice/assembly_room_wa.html
index 7be8fe88a32ea4cd94e691919f7d60a255ef198f..6e168da35dd7c63cf8adc0ccd2c3474aa3758382 100644
--- a/src/backoffice/templates/backoffice/assembly_room_wa.html
+++ b/src/backoffice/templates/backoffice/assembly_room_wa.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load humanize %}
 {% load i18n %}
@@ -27,12 +27,12 @@
             <span class="text-muted float-right" style="font-size: 75%;">ID: <strong>{{ room.id }}</strong></span>
           {% endif %}
           {% if room.name %}
-            {{ room.get_room_type_display }} {% trans 'Room' %} "{{ room.name }}"
+            {{ room.get_room_type_display }} {% trans "Room" %} "{{ room.name }}"
           {% endif %}
         </div>
         <div class="card-body">
           <div class="form-group row">
-            <label for="txtRepoUrl" class="col-sm-2 col-form-label">{% trans 'Room-workadventure_backend_link' %}</label>
+            <label for="txtRepoUrl" class="col-sm-2 col-form-label">{% trans "Room-workadventure_backend_link" %}</label>
             <input type="text"
                    id="txtRepoUrl"
                    class="col-sm-10 form-control-plaintext"
@@ -40,7 +40,7 @@
                    value="{{ room.backend_link }}">
           </div>
           <div class="form-group row">
-            <label for="txtRepoBranch" class="col-sm-2 col-form-label">{% trans 'Room-workadventure_backend_link_branch' %}</label>
+            <label for="txtRepoBranch" class="col-sm-2 col-form-label">{% trans "Room-workadventure_backend_link_branch" %}</label>
             <input type="text"
                    id="txtRepoBranch"
                    class="col-sm-10 form-control-plaintext"
@@ -49,7 +49,7 @@
           </div>
           {% if room.backend_data.exit_url %}
             <div class="form-group row">
-              <label for="txtExitUrl" class="col-sm-2 col-form-label">{% trans 'Room-workadventure_backend_exit_url' %}</label>
+              <label for="txtExitUrl" class="col-sm-2 col-form-label">{% trans "Room-workadventure_backend_exit_url" %}</label>
               <input type="text"
                      id="txtExitUrl"
                      class="col-sm-10 form-control-plaintext"
@@ -119,5 +119,5 @@
                     </div>
                   </div>
                   {# djlint:on #}
-                  {% include 'backoffice/assembly_room_mgmt.html' %}
+                  {% include "backoffice/assembly_room_mgmt.html" %}
                 {% endblock %}
diff --git a/src/backoffice/templates/backoffice/assembly_vouchers.html b/src/backoffice/templates/backoffice/assembly_vouchers.html
index 64ec81baad4f9e49999b017159c1c555831820d6..3eb9651963ee8854808b88bd2c4fb8fdf0d16c82 100644
--- a/src/backoffice/templates/backoffice/assembly_vouchers.html
+++ b/src/backoffice/templates/backoffice/assembly_vouchers.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load widget_tweaks %}
 
@@ -12,8 +12,8 @@
   <div class="row mb-3">
     <div class="col-md-12">
       <div class="card border-default">
-        <div class="card-header bg-default">{% trans 'Vouchers' %}</div>
-        <div class="card-body">{% trans 'assemblyedit__vouchers__explaination' %}</div>
+        <div class="card-header bg-default">{% trans "Vouchers" %}</div>
+        <div class="card-body">{% trans "assemblyedit__vouchers__explaination" %}</div>
       </div>
     </div>
   </div>
@@ -30,7 +30,7 @@
             <div>{{ voucher.description }}</div>
 
             {% if voucher.contents == None %}
-              <div class="m-3 p-1 border border-light text-warning">{% trans 'assemblyedit__vouchers__hidden_data' %}</div>
+              <div class="m-3 p-1 border border-light text-warning">{% trans "assemblyedit__vouchers__hidden_data" %}</div>
             {% else %}
               {% for content in voucher.contents %}
                 <div class="m-3 p-1 border border-light">
@@ -44,7 +44,7 @@
                 </div>
               {% empty %}
                 <div class="m-3 p-1 border border-secondary text-muted font-italic">
-                  {% trans 'assemblyedit__vouchers__not_assigned' %}
+                  {% trans "assemblyedit__vouchers__not_assigned" %}
                 </div>
               {% endfor %}
             {% endif %}
diff --git a/src/backoffice/templates/backoffice/assemblyteam_assembly_detail.html b/src/backoffice/templates/backoffice/assemblyteam_assembly_detail.html
index a5d9d042941fe16400e94145121a6465d8075e3b..e95922538fda8832a7ba16434beb47b81acf5895 100644
--- a/src/backoffice/templates/backoffice/assemblyteam_assembly_detail.html
+++ b/src/backoffice/templates/backoffice/assemblyteam_assembly_detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -266,7 +266,7 @@
               <i class="bi bi-chat-left-text"></i>
             </button>
           </div>
-          {% trans 'Assembly__logentries' %}
+          {% trans "Assembly__logentries" %}
         </div>
         <div class="card-body">
           {% for entry in object.logentries.all %}
diff --git a/src/backoffice/templates/backoffice/assemblyteam_edithierarchy.html b/src/backoffice/templates/backoffice/assemblyteam_edithierarchy.html
index 0b64be77a145fa473388a3c9f91d1fe2c4c6e45d..9391cdcc30b552ae5cb9a3658bb886b7319daee2 100644
--- a/src/backoffice/templates/backoffice/assemblyteam_edithierarchy.html
+++ b/src/backoffice/templates/backoffice/assemblyteam_edithierarchy.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -15,7 +15,7 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_hierarchy' %}</div>
+        <div class="card-header">{% trans "assemblyedit_hierarchy" %}</div>
         <div class="card-body">
           <form action="{% url 'backoffice:assemblyteam-edithierarchy' pk=assembly.id %}"
                 method="post">
diff --git a/src/backoffice/templates/backoffice/assemblyteam_editposition.html b/src/backoffice/templates/backoffice/assemblyteam_editposition.html
index bce4ef9f44f4b5bcaea6803f090d4e4ba8d06f91..cfe2876910251f133d2bc3d5110b68089c098362 100644
--- a/src/backoffice/templates/backoffice/assemblyteam_editposition.html
+++ b/src/backoffice/templates/backoffice/assemblyteam_editposition.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -15,7 +15,7 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_position' %}</div>
+        <div class="card-header">{% trans "assemblyedit_position" %}</div>
         <div class="card-body">
           <form action="{% url 'backoffice:assemblyteam-editposition' pk=assembly.id %}"
                 method="post">
diff --git a/src/backoffice/templates/backoffice/assemblyteam_editstate.html b/src/backoffice/templates/backoffice/assemblyteam_editstate.html
index da07f4da5c2dcfc5844ff77dbd18783564a0a3d7..b9c98b229271ade33c0b0f185a2bc0fd6b3737aa 100644
--- a/src/backoffice/templates/backoffice/assemblyteam_editstate.html
+++ b/src/backoffice/templates/backoffice/assemblyteam_editstate.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -15,7 +15,7 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_state' %}</div>
+        <div class="card-header">{% trans "assemblyedit_state" %}</div>
         <div class="card-body">
           <form action="{% url 'backoffice:assemblyteam-editstate' pk=assembly.id %}"
                 method="post">
diff --git a/src/backoffice/templates/backoffice/assemblyteam_message.html b/src/backoffice/templates/backoffice/assemblyteam_message.html
index 6914b313ed5e8320f395215ed0046f2ad01dcc07..1406a87fe1bd751f1d4b18ee76d6f03b328ab7de 100644
--- a/src/backoffice/templates/backoffice/assemblyteam_message.html
+++ b/src/backoffice/templates/backoffice/assemblyteam_message.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 {% load widget_tweaks %}
@@ -15,7 +15,7 @@
   <div class="row">
     <div class="col-md-12">
       <div class="card mb-3">
-        <div class="card-header">{% trans 'assemblyedit_message' %}</div>
+        <div class="card-header">{% trans "assemblyedit_message" %}</div>
         <div class="card-body">
           <form action="{% url 'backoffice:assemblyteam-message' pk=assembly.id %}"
                 method="post">
@@ -25,7 +25,7 @@
             <p>{% trans "assemblyedit_message_intro" %}</p>
 
             <div class="mb-3">
-              <label for="asm_subj" class="form-label">{% trans 'subject' %}</label>
+              <label for="asm_subj" class="form-label">{% trans "subject" %}</label>
               <input type="text"
                      class="form-control"
                      name="subject"
@@ -34,7 +34,7 @@
             </div>
 
             <div class="mb-3">
-              <label for="asm_msg" class="form-label">{% trans 'message' %}</label>
+              <label for="asm_msg" class="form-label">{% trans "message" %}</label>
               <textarea class="form-control" name="message" id="asm_msg">{{ message }}</textarea>
             </div>
 
@@ -51,9 +51,9 @@
     <div class="row">
       <div class="col-md-12">
         <div class="card mb-3">
-          <div class="card-header">{% trans 'assemblyedit_message_preview' %}</div>
+          <div class="card-header">{% trans "assemblyedit_message_preview" %}</div>
           <div class="card-body">
-            {% trans 'subject' %}: <strong>{{ preview.subject }}</strong>
+            {% trans "subject" %}: <strong>{{ preview.subject }}</strong>
 
             <ul class="nav nav-tabs" id="myTab" role="tablist">
               <li class="nav-item" role="presentation">
diff --git a/src/backoffice/templates/backoffice/base.html b/src/backoffice/templates/backoffice/base.html
index afda8cb2fe5a564c5726e9ddfcd0129051727ec3..dbb0a7d993c7b2dd857bac298ec8ef70d9065550 100644
--- a/src/backoffice/templates/backoffice/base.html
+++ b/src/backoffice/templates/backoffice/base.html
@@ -127,8 +127,8 @@
           {% if conferences|length > 1 or active_page == 'conferences' %}
             <li class="nav-item{% if active_page == 'conferences' %} active{% endif %}">
               <a class="nav-link"
-                 href="{% url 'backoffice:conferences' %}"
-                 title="{% trans 'Conference__Selection' %}">{% trans 'Conferences' %}</a>
+                 href="{% url "backoffice:conferences" %}"
+                 title="{% trans "Conference__Selection" %}">{% trans "Conferences" %}</a>
             </li>
           {% endif %}
           <li class="nav-item dropdown">
@@ -167,18 +167,18 @@
                  aria-expanded="false">{{ user.get_full_name|default:user.username }}</a>
               <div class="dropdown-menu dropdown-menu-right"
                    aria-labelledby="navbarUserDropdown">
-                <a class="dropdown-item" href="{% url 'backoffice:profile' %}">{% trans 'nav_profile' %}</a>
-                <a class="dropdown-item" href="{% url 'backoffice:password_change' %}">{% trans 'nav_change_password' %}</a>
+                <a class="dropdown-item" href="{% url 'backoffice:profile' %}">{% trans "nav_profile" %}</a>
+                <a class="dropdown-item" href="{% url 'backoffice:password_change' %}">{% trans "nav_change_password" %}</a>
                 <div class="dropdown-divider"></div>
                 <form action="{% url 'backoffice:logout' %}" method="post">
                   {% csrf_token %}
-                  <button class="dropdown-item">{% trans 'nav_logout' %}</button>
+                  <button class="dropdown-item">{% trans "nav_logout" %}</button>
                 </form>
               </div>
             </li>
           {% else %}
             <li class="nav-item">
-              <a class="nav-link" href="{% url 'backoffice:login' %}">{% trans 'nav_login' %}</a>
+              <a class="nav-link" href="{% url 'backoffice:login' %}">{% trans "nav_login" %}</a>
             </li>
           {% endif %}
         </ul>
diff --git a/src/backoffice/templates/backoffice/conferences/publication_edit.html b/src/backoffice/templates/backoffice/conferences/publication_edit.html
index f46732bc502907c0287238571202701e8be7d9be..dbaa494b490bb38ea8d32a61b41ebb298e6279e3 100644
--- a/src/backoffice/templates/backoffice/conferences/publication_edit.html
+++ b/src/backoffice/templates/backoffice/conferences/publication_edit.html
@@ -1,10 +1,10 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load static %}
 {% block title %}
   {% if form.create %}
-    {% trans 'create' %}
+    {% trans "create" %}
   {% else %}
     {{ form.instance.name }}
   {% endif %}
@@ -66,7 +66,7 @@
             </div>
             <div class="flex-grow-1 px-3">{% blocktrans %}Conference__recall__introduction{% endblocktrans %}</div>
             <div class="d-inline-flex gap-2 align-items-start">
-              <a class="float-end btn btn-info me-2" href="{% url 'plainui:index' %}">{% trans 'public_link' %}</a>
+              <a class="float-end btn btn-info me-2" href="{% url "plainui:index" %}">{% trans "public_link" %}</a>
               <button class="btn btn-warning float-end"
                       id="publishConference"
                       formaction="{{ edit_url }}?recall=true">{% trans "Conference__recall__submit" %}</button>
@@ -109,7 +109,7 @@
         </div>
       </div>
       {% if has_form_perms %}
-        {% trans 'Conference__submit' as button_text %}
+        {% trans "Conference__submit" as button_text %}
         <div class="card-footer">
           {% bootstrap_button button_text button_type="submit" button_class="btn-primary float-end" %}
         </div>
diff --git a/src/backoffice/templates/backoffice/conferences/registration_edit.html b/src/backoffice/templates/backoffice/conferences/registration_edit.html
index cd9bbd0793c629735b8315623c6418b6c01ee8e1..0fd704f437c4d226339bfc53b95ce7147c717a66 100644
--- a/src/backoffice/templates/backoffice/conferences/registration_edit.html
+++ b/src/backoffice/templates/backoffice/conferences/registration_edit.html
@@ -1,10 +1,10 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load static %}
 {% block title %}
   {% if form.create %}
-    {% trans 'create' %}
+    {% trans "create" %}
   {% else %}
     {{ form.instance.name }}
   {% endif %}
@@ -77,7 +77,7 @@
 
       </div>
       {% if has_form_perms %}
-        {% trans 'Conference__submit' as button_text %}
+        {% trans "Conference__submit" as button_text %}
         <div class="card-footer">
           {% bootstrap_button button_text button_type="submit" button_class="btn-primary float-end" %}
         </div>
diff --git a/src/backoffice/templates/backoffice/conferences/selection.html b/src/backoffice/templates/backoffice/conferences/selection.html
index 050fed0263814b7f5d0199dfc09fad211f50c8dd..12e73c5c0441d03bc69a0c63e673460fa3efe3bd 100644
--- a/src/backoffice/templates/backoffice/conferences/selection.html
+++ b/src/backoffice/templates/backoffice/conferences/selection.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% block content %}
   <div class="row">
@@ -11,7 +11,7 @@
               {% csrf_token %}
               <p>{% trans Conferences__selection__help %}</p>
               <div class="mb-3">
-                <label class="form-label" for="conference">{% trans 'Conference' %}:</label>
+                <label class="form-label" for="conference">{% trans "Conference" %}:</label>
                 <select class="form-select" id="conference" name="conference_slug">
                   {% for e in conferences %}
                     <option value="{{ e.slug }}"{% if e == conference %} selected{% endif %}>{{ e.name }}</option>
diff --git a/src/backoffice/templates/backoffice/event/components/list_content.html b/src/backoffice/templates/backoffice/event/components/list_content.html
index 9b13d6c8a011c176ff014fad7506a45f64cfd754..725a8ffd512136139afe8d4788b61bd29359ad8b 100644
--- a/src/backoffice/templates/backoffice/event/components/list_content.html
+++ b/src/backoffice/templates/backoffice/event/components/list_content.html
@@ -3,14 +3,14 @@
 {% load static %}
 <div class="card">
   <div class="card-header">
-    <span class="text-muted">{% trans 'Events' %}:</span>
+    <span class="text-muted">{% trans "Events" %}:</span>
     {% if assembly %}
       {% if can_manage %}
         <a href="{% url 'backoffice:assembly-create-event' assembly=assembly.id %}"
            class="btn btn-sm btn-primary float-end">{% trans "Event__Assembly_create" %}</a>
       {% endif %}
     {% elif user_list %}
-      {% trans 'SoS' %}
+      {% trans "SoS" %}
       <a href="{% url 'backoffice:sos-create' %}"
          class="btn btn-sm btn-primary float-end">{% trans "SoS__create" %}</a>
     {% endif %}
diff --git a/src/backoffice/templates/backoffice/event/components/list_script.js b/src/backoffice/templates/backoffice/event/components/list_script.js
index d7c986aa56279a749920fc6700b722c1b681974b..1a850e70d57546343e602a0111ac508b34c86047 100644
--- a/src/backoffice/templates/backoffice/event/components/list_script.js
+++ b/src/backoffice/templates/backoffice/event/components/list_script.js
@@ -4,22 +4,22 @@ $(document).ready(function() {
     pageLength: 100,
     language: {
       "decimal":        "",
-        "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-        "info":           "{% trans 'assembly_info_paginated' %}",
-        "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-        "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+        "emptyTable":     "{% trans "assembly_info_no_data" %}",
+        "info":           "{% trans "assembly_info_paginated" %}",
+        "infoEmpty":      "{% trans "assembly_info_empty" %}",
+        "infoFiltered":   "{% trans "assembly_info_filtered" %}",
         "infoPostFix":    "",
         "thousands":      " ",
-        "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+        "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
         "loadingRecords": "LOADING ...",
         "processing":     "Processing...",
-        "search":         "{% trans 'assembly_search' %}",
-        "zeroRecords":    "{% trans 'assembly_noentries' %}",
+        "search":         "{% trans "assembly_search" %}",
+        "zeroRecords":    "{% trans "assembly_noentries" %}",
         "paginate": {
-            "first":      "{% trans 'assembly_paginate_first' %}",
-            "last":       "{% trans 'assembly_paginate_last' %}",
-            "next":       "{% trans 'assembly_paginate_next' %}",
-            "previous":   "{% trans 'assembly_paginate_previous' %}"
+            "first":      "{% trans "assembly_paginate_first" %}",
+            "last":       "{% trans "assembly_paginate_last" %}",
+            "next":       "{% trans "assembly_paginate_next" %}",
+            "previous":   "{% trans "assembly_paginate_previous" %}"
         },
         "aria": {
             "sortAscending":  ": activate to sort column ascending",
diff --git a/src/backoffice/templates/backoffice/event/list.html b/src/backoffice/templates/backoffice/event/list.html
index 2000533e2fef44168e64fd2746cd210ff304df63..d047cd27c502c60f3fb54943aefce50e32c95a73 100644
--- a/src/backoffice/templates/backoffice/event/list.html
+++ b/src/backoffice/templates/backoffice/event/list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
diff --git a/src/backoffice/templates/backoffice/index.html b/src/backoffice/templates/backoffice/index.html
index d9aca7646da9f6ab4178624426d421865db2fc0e..851e5cf1f3fc0b34dd6244ebd18527f287e16510 100644
--- a/src/backoffice/templates/backoffice/index.html
+++ b/src/backoffice/templates/backoffice/index.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
@@ -45,16 +45,16 @@
         {% if conference.is_open %}
           <a class="btn btn-success"
              href="{% url 'backoffice:assembly-create' %}"
-             style="float: right">{% trans 'assemblycreate' %}</a>
+             style="float: right">{% trans "assemblycreate" %}</a>
         {% elif has_assemblies %}
           <a class="btn btn-warning"
              href="{% url 'backoffice:assembly-create' %}"
              style="float: right"
-             title="{% trans 'assemblycreate_deadlineexceeded' %}">{% trans 'assemblycreate' %}</a>
+             title="{% trans "assemblycreate_deadlineexceeded" %}">{% trans "assemblycreate" %}</a>
         {% else %}
           <button class="btn btn-success disabled"
-                  title="{% trans 'assemblycreate_deadlineexceeded' %}"
-                  style="float: right">{% trans 'assemblycreate' %}</button>
+                  title="{% trans "assemblycreate_deadlineexceeded" %}"
+                  style="float: right">{% trans "assemblycreate" %}</button>
         {% endif %}
       </div>
     </div>
diff --git a/src/backoffice/templates/backoffice/link/link_display.html b/src/backoffice/templates/backoffice/link/link_display.html
index d9446a1a3c16b36171a2028889d835f42278eda6..d603f64697ed5a16842c0ed59eff41298507164b 100644
--- a/src/backoffice/templates/backoffice/link/link_display.html
+++ b/src/backoffice/templates/backoffice/link/link_display.html
@@ -1,7 +1,7 @@
 {% load django_bootstrap5 %}
 {% load i18n %}
 
-<div class="card-header bg-default">{% trans 'Links' %}</div>
+<div class="card-header bg-default">{% trans "Links" %}</div>
 <ul class="list-group list-group-flush">
   {% csrf_token %}
   {{ link_forms.management_form }}
diff --git a/src/backoffice/templates/backoffice/login.html b/src/backoffice/templates/backoffice/login.html
index e670c0c78e24b0732496c72092bba8ad3edc211c..690ce6c3a8d62ea2726c6135e703d02b6e4f442e 100644
--- a/src/backoffice/templates/backoffice/login.html
+++ b/src/backoffice/templates/backoffice/login.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
@@ -7,8 +7,8 @@
     <div class="card card-light">
       <div class="card-header">Information</div>
       <div class="card-body">
-        <p class="font-weight-bold">{% trans 'login_introduction' %}</p>
-        <p>{% trans 'login_introduction2' %}</p>
+        <p class="font-weight-bold">{% trans "login_introduction" %}</p>
+        <p>{% trans "login_introduction2" %}</p>
       </div>
     </div>
     <div class="card card-primary">
@@ -19,7 +19,7 @@
           <input type="hidden" name="next" value="{{ next }}">
           {% bootstrap_form form layout="floating" %}
           <div class="form-group" style="text-align: right;">
-            <button class="btn btn-primary" type="submit">{% trans 'nav_login' %}</button>
+            <button class="btn btn-primary" type="submit">{% trans "nav_login" %}</button>
           </div>
         </div>
       </form>
@@ -28,10 +28,10 @@
 
   <div class="row">
     <div class="mx-auto">
-      <a class="text-muted" href="{% url 'backoffice:signup' %}">{% trans 'registration_signup' %}</a>
+      <a class="text-muted" href="{% url 'backoffice:signup' %}">{% trans "registration_signup" %}</a>
     </div>
     <div class="mx-auto">
-      <a class="text-muted" href="{% url 'backoffice:password_reset' %}">{% trans 'registration_password_reset_link' %}</a>
+      <a class="text-muted" href="{% url 'backoffice:password_reset' %}">{% trans "registration_password_reset_link" %}</a>
     </div>
   </div>
 
diff --git a/src/backoffice/templates/backoffice/map_floor_form.html b/src/backoffice/templates/backoffice/map_floor_form.html
index 2d23086fd2a8a53160a3a8ac110c3a77892d225d..d110951c883bc16df0031d0dad4a2c2c4861a2bb 100644
--- a/src/backoffice/templates/backoffice/map_floor_form.html
+++ b/src/backoffice/templates/backoffice/map_floor_form.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
@@ -13,9 +13,9 @@
           <div class="card-header bg-default">
             {% if object.id %}
               <span class="text-muted float-end text-end me-2" style="font-size: 50%;">ID: <strong>{{ object.id }}</strong></span>
-              {% trans 'MapFloor' %} "{{ object.name }}"
+              {% trans "MapFloor" %} "{{ object.name }}"
             {% else %}
-              {% trans 'MapFloor' %} <i class="bi bi-plus-circle"></i>
+              {% trans "MapFloor" %} <i class="bi bi-plus-circle"></i>
             {% endif %}
           </div>
           <div class="card-body">
diff --git a/src/backoffice/templates/backoffice/map_floor_list.html b/src/backoffice/templates/backoffice/map_floor_list.html
index 1cc076d01e98ae33a083ae5384576914177fa44c..1638ec1f26e3f136aebf5d3fdb8ab9995e7a7dec 100644
--- a/src/backoffice/templates/backoffice/map_floor_list.html
+++ b/src/backoffice/templates/backoffice/map_floor_list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -48,8 +48,8 @@
   <div class="card">
     <div class="card-header">
       <a href="{% url 'backoffice:map-floor-create' %}"
-         class="float-end btn btn-sm btn-primary"><i class="bi bi-plus-circle"></i> {% trans 'add' %}</a>
-      {% trans 'MapFloors' %}
+         class="float-end btn btn-sm btn-primary"><i class="bi bi-plus-circle"></i> {% trans "add" %}</a>
+      {% trans "MapFloors" %}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/map_poi_form.html b/src/backoffice/templates/backoffice/map_poi_form.html
index 04dd9d9aa49b8e52a6153cc9a74037ad067c485f..a49c1a3b0b01afd96f4a5b17d28da92255ff3a07 100644
--- a/src/backoffice/templates/backoffice/map_poi_form.html
+++ b/src/backoffice/templates/backoffice/map_poi_form.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
@@ -13,9 +13,9 @@
           <div class="card-header bg-default">
             {% if object.id %}
               <span class="text-muted float-end text-end me-2" style="font-size: 50%;">ID: <strong>{{ object.id }}</strong></span>
-              {% trans 'MapPOI' %} "{{ object.name }}"
+              {% trans "MapPOI" %} "{{ object.name }}"
             {% else %}
-              {% trans 'MapPOI' %} <i class="bi bi-plus-circle"></i>
+              {% trans "MapPOI" %} <i class="bi bi-plus-circle"></i>
             {% endif %}
           </div>
           <div class="card-body">
diff --git a/src/backoffice/templates/backoffice/map_poi_list.html b/src/backoffice/templates/backoffice/map_poi_list.html
index e9f3a6bc435f7ce31f4348564fe1913115d47837..63a111c6f36f023c03ea7747c76a3fbb73e9c23b 100644
--- a/src/backoffice/templates/backoffice/map_poi_list.html
+++ b/src/backoffice/templates/backoffice/map_poi_list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -48,8 +48,8 @@
   <div class="card">
     <div class="card-header">
       <a href="{% url 'backoffice:map-poi-create' %}"
-         class="float-end btn btn-sm btn-primary"><i class="bi bi-plus-circle"></i> {% trans 'add' %}</a>
-      {% trans 'MapPOIs' %}
+         class="float-end btn btn-sm btn-primary"><i class="bi bi-plus-circle"></i> {% trans "add" %}</a>
+      {% trans "MapPOIs" %}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/moderation_assembly-detail.html b/src/backoffice/templates/backoffice/moderation_assembly-detail.html
index aac1196342e21deda40c5d0d11f72d14c90adc55..358260ca40e7665f2bac2a93a5780e5db6fb89e0 100644
--- a/src/backoffice/templates/backoffice/moderation_assembly-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_assembly-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
diff --git a/src/backoffice/templates/backoffice/moderation_assembly-list.html b/src/backoffice/templates/backoffice/moderation_assembly-list.html
index 6af9945be50ba011d61e28b9d7c5cfe716d54485..d071e30daf0db1ce64de385d342fc73924fc558c 100644
--- a/src/backoffice/templates/backoffice/moderation_assembly-list.html
+++ b/src/backoffice/templates/backoffice/moderation_assembly-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'Assemblys' %}:</span> {{ mode_display }}
+      <span class="text-muted">{% trans "Assemblys" %}:</span> {{ mode_display }}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/moderation_badge-detail.html b/src/backoffice/templates/backoffice/moderation_badge-detail.html
index 0d8c1b7a910cb8b17e3dfa45a4bced20fcc26c8c..7e41944ecc94c3d06e85c1f1f63080437042ff9a 100644
--- a/src/backoffice/templates/backoffice/moderation_badge-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_badge-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_badge-list.html b/src/backoffice/templates/backoffice/moderation_badge-list.html
index b4dee6ecf0f4e63fb45c48f74217a8b2eea44221..307cbf2ce20919fa710170e61b6a23ef49e09a28 100644
--- a/src/backoffice/templates/backoffice/moderation_badge-list.html
+++ b/src/backoffice/templates/backoffice/moderation_badge-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'Badges' %}:</span>
+      <span class="text-muted">{% trans "Badges" %}:</span>
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/moderation_board-detail.html b/src/backoffice/templates/backoffice/moderation_board-detail.html
index 7396e8c2a8a446ef4b52d9063dae165c88d84d4d..8e054eb00d4789a0bb87e966ef60475551ba71e2 100644
--- a/src/backoffice/templates/backoffice/moderation_board-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_board-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_board-list.html b/src/backoffice/templates/backoffice/moderation_board-list.html
index 9f1059007af9fc49b08c4ed0778f9130be1aef91..cc2d3bb36f61e43eb30a3eaed00b0dd16f36c650 100644
--- a/src/backoffice/templates/backoffice/moderation_board-list.html
+++ b/src/backoffice/templates/backoffice/moderation_board-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'Events' %}:</span> {{ mode_display }}
+      <span class="text-muted">{% trans "Events" %}:</span> {{ mode_display }}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/moderation_event-detail.html b/src/backoffice/templates/backoffice/moderation_event-detail.html
index 99b56bffd36a3f6a7882b0443138d940f3180dd6..efc8115513e140973af8d673626d27a819ad1224 100644
--- a/src/backoffice/templates/backoffice/moderation_event-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_event-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_index.html b/src/backoffice/templates/backoffice/moderation_index.html
index 484666f828732ee9f120f3a3ac65130e7da82a4c..84a0b9a2fec25716c2c0ddf5f002ab87f014d53c 100644
--- a/src/backoffice/templates/backoffice/moderation_index.html
+++ b/src/backoffice/templates/backoffice/moderation_index.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
diff --git a/src/backoffice/templates/backoffice/moderation_project-detail.html b/src/backoffice/templates/backoffice/moderation_project-detail.html
index 2a516e05650bb254970eee6265381a64bf7baa2e..e92eaaedd60a3a5c7222d14aff307ff9b8d6d49b 100644
--- a/src/backoffice/templates/backoffice/moderation_project-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_project-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_user-detail.html b/src/backoffice/templates/backoffice/moderation_user-detail.html
index 2c8b612279cfd8430eaac577396174f4b4856059..d72de0238d0144b005710153161a0b0539d7cad1 100644
--- a/src/backoffice/templates/backoffice/moderation_user-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_user-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_user-list.html b/src/backoffice/templates/backoffice/moderation_user-list.html
index d1c9a25ff4c212a07d02fdf1c00d2052b9fd94f0..c833fa33b932ec5fcdfd5bb21a8ea6b19294560c 100644
--- a/src/backoffice/templates/backoffice/moderation_user-list.html
+++ b/src/backoffice/templates/backoffice/moderation_user-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'Events' %}:</span> {{ mode_display }}
+      <span class="text-muted">{% trans "Events" %}:</span> {{ mode_display }}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/moderation_user-rename.html b/src/backoffice/templates/backoffice/moderation_user-rename.html
index 70d1256992a9c724bd93c63fda4490850ee00b9e..e16efb75225df7980897964593c46aefaae46ecf 100644
--- a/src/backoffice/templates/backoffice/moderation_user-rename.html
+++ b/src/backoffice/templates/backoffice/moderation_user-rename.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/moderation_wiki-detail.html b/src/backoffice/templates/backoffice/moderation_wiki-detail.html
index c98923e27fb53ef1e2b584aaa879a955ca471f5f..34aa0770da63352d96aa0667b98bcfdc122ab1d4 100644
--- a/src/backoffice/templates/backoffice/moderation_wiki-detail.html
+++ b/src/backoffice/templates/backoffice/moderation_wiki-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/moderation_base.html' %}
+{% extends "backoffice/moderation_base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load c3assemblies %}
diff --git a/src/backoffice/templates/backoffice/moderation_wiki-list.html b/src/backoffice/templates/backoffice/moderation_wiki-list.html
index 7227c98dc44f459982fb02c4ca2d75a36b3d55be..4646e257a5bbcf374144e43884ba2b035fd879e2 100644
--- a/src/backoffice/templates/backoffice/moderation_wiki-list.html
+++ b/src/backoffice/templates/backoffice/moderation_wiki-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
@@ -16,22 +16,22 @@
             pageLength: 100,
             language: {
               "decimal":        "",
-                "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-                "info":           "{% trans 'assembly_info_paginated' %}",
-                "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-                "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+                "emptyTable":     "{% trans "assembly_info_no_data" %}",
+                "info":           "{% trans "assembly_info_paginated" %}",
+                "infoEmpty":      "{% trans "assembly_info_empty" %}",
+                "infoFiltered":   "{% trans "assembly_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+                "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'assembly_search' %}",
-                "zeroRecords":    "{% trans 'assembly_noentries' %}",
+                "search":         "{% trans "assembly_search" %}",
+                "zeroRecords":    "{% trans "assembly_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'assembly_paginate_first' %}",
-                    "last":       "{% trans 'assembly_paginate_last' %}",
-                    "next":       "{% trans 'assembly_paginate_next' %}",
-                    "previous":   "{% trans 'assembly_paginate_previous' %}"
+                    "first":      "{% trans "assembly_paginate_first" %}",
+                    "last":       "{% trans "assembly_paginate_last" %}",
+                    "next":       "{% trans "assembly_paginate_next" %}",
+                    "previous":   "{% trans "assembly_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -47,7 +47,7 @@
 
   <div class="card">
     <div class="card-header">
-      <span class="text-muted">{% trans 'StaticPages' %}:</span> {{ mode_display }}
+      <span class="text-muted">{% trans "StaticPages" %}:</span> {{ mode_display }}
     </div>
     <div class="card-body">
 
diff --git a/src/backoffice/templates/backoffice/profile.html b/src/backoffice/templates/backoffice/profile.html
index f0c08361a989532fbe1e7314de0b2bf76ce61881..1b4331f8de99a38a1503581c70a496ea62585c6f 100644
--- a/src/backoffice/templates/backoffice/profile.html
+++ b/src/backoffice/templates/backoffice/profile.html
@@ -1,10 +1,10 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
   <form action="{% url 'backoffice:logout' %}" method="post">
     {% csrf_token %}
-    <button class="btn btn-secondary float-end" role="button">{% trans 'nav_logout' %}</button>
+    <button class="btn btn-secondary float-end" role="button">{% trans "nav_logout" %}</button>
   </form>
 
   <p>Hi {{ user.get_full_name|default:user.username }}!</p>
diff --git a/src/backoffice/templates/backoffice/project/components/list_content.html b/src/backoffice/templates/backoffice/project/components/list_content.html
index f070b27f170dc36c9835010719cf340a519f6e85..d6bca51a33ebfaa45772d0c037949566da02fbcc 100644
--- a/src/backoffice/templates/backoffice/project/components/list_content.html
+++ b/src/backoffice/templates/backoffice/project/components/list_content.html
@@ -4,14 +4,14 @@
 
 <div class="card">
   <div class="card-header">
-    <span class="text-muted">{% trans 'Projects' %}:</span>
+    <span class="text-muted">{% trans "Projects" %}:</span>
     {% if assembly %}
       {% if can_manage %}
         <a href="{% url 'backoffice:assembly-create-project' assembly=assembly.id %}"
            class="btn btn-sm btn-primary float-end">{% trans "Project__Assembly_create" %}</a>
       {% endif %}
     {% elif user_list %}
-      {% trans 'SelfOrganizedProjects' %}
+      {% trans "SelfOrganizedProjects" %}
       <a href="{% url 'backoffice:so-create-project' %}"
          class="btn btn-sm btn-primary float-end">{% trans "Project__So__create" %}</a>
     {% endif %}
diff --git a/src/backoffice/templates/backoffice/project/components/list_script.js b/src/backoffice/templates/backoffice/project/components/list_script.js
index 11f26901af8925666c07ad3977f6aa85b2a58a5f..2b0a7fe0c289da25980a8f5529ec71e66d6c77bc 100644
--- a/src/backoffice/templates/backoffice/project/components/list_script.js
+++ b/src/backoffice/templates/backoffice/project/components/list_script.js
@@ -4,22 +4,22 @@ $(document).ready(function() {
     pageLength: 100,
     language: {
       "decimal":        "",
-        "emptyTable":     "{% trans 'assembly_info_no_data' %}",
-        "info":           "{% trans 'assembly_info_paginated' %}",
-        "infoEmpty":      "{% trans 'assembly_info_empty' %}",
-        "infoFiltered":   "{% trans 'assembly_info_filtered' %}",
+        "emptyTable":     "{% trans "assembly_info_no_data" %}",
+        "info":           "{% trans "assembly_info_paginated" %}",
+        "infoEmpty":      "{% trans "assembly_info_empty" %}",
+        "infoFiltered":   "{% trans "assembly_info_filtered" %}",
         "infoPostFix":    "",
         "thousands":      " ",
-        "lengthMenu":     "{% trans 'assembly_paginate_menu' %}",
+        "lengthMenu":     "{% trans "assembly_paginate_menu" %}",
         "loadingRecords": "LOADING ...",
         "processing":     "Processing...",
-        "search":         "{% trans 'assembly_search' %}",
-        "zeroRecords":    "{% trans 'assembly_noentries' %}",
+        "search":         "{% trans "assembly_search" %}",
+        "zeroRecords":    "{% trans "assembly_noentries" %}",
         "paginate": {
-            "first":      "{% trans 'assembly_paginate_first' %}",
-            "last":       "{% trans 'assembly_paginate_last' %}",
-            "next":       "{% trans 'assembly_paginate_next' %}",
-            "previous":   "{% trans 'assembly_paginate_previous' %}"
+            "first":      "{% trans "assembly_paginate_first" %}",
+            "last":       "{% trans "assembly_paginate_last" %}",
+            "next":       "{% trans "assembly_paginate_next" %}",
+            "previous":   "{% trans "assembly_paginate_previous" %}"
         },
         "aria": {
             "sortAscending":  ": activate to sort column ascending",
diff --git a/src/backoffice/templates/backoffice/project/create_edit.html b/src/backoffice/templates/backoffice/project/create_edit.html
index a73bdb19491656e836579defd15a1babcaa7e565..c70055b90848e8bbea609f5733acfd49904c42f6 100644
--- a/src/backoffice/templates/backoffice/project/create_edit.html
+++ b/src/backoffice/templates/backoffice/project/create_edit.html
@@ -1,10 +1,10 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load static %}
 {% block title %}
   {% if form.create %}
-    {% trans 'create' %}
+    {% trans "create" %}
   {% else %}
     {{ form.instance.name }}
   {% endif %}
@@ -97,7 +97,7 @@
             <div class="flex-grow-1 px-3">{% blocktrans %}Project__recall__introduction{% endblocktrans %}</div>
             <div class="d-inline-flex gap-2 align-items-start">
               <a class="float-end btn btn-info me-2"
-                 href="{{ form.instance.get_absolute_url }}">{{ event_type }}{% trans 'public_link' %}</a>
+                 href="{{ form.instance.get_absolute_url }}">{{ event_type }}{% trans "public_link" %}</a>
               <button class="btn btn-warning float-end"
                       id="publishProject"
                       formaction="{{ edit_url }}?recall=true">{% trans "Project__recall__submit" %}</button>
@@ -141,8 +141,8 @@
           <div class="col-md-12">{% bootstrap_field form.tags_list %}</div>
         </div>
       </div>
-      {% include 'backoffice/link/link_display.html' with links=project.links %}
-      {% trans 'Project__submit' as button_text %}
+      {% include "backoffice/link/link_display.html" with links=project.links %}
+      {% trans "Project__submit" as button_text %}
       <div class="card-footer">
         {% bootstrap_button button_text button_type="submit" button_class="btn-primary float-end" %}
       </div>
@@ -151,9 +151,9 @@
 
   {% if not form.create %}
     <div class="card card-danger border-danger mt-3 mb-3">
-      <div class="card-header bg-default text-danger">{% trans 'Project__delete' %}</div>
+      <div class="card-header bg-default text-danger">{% trans "Project__delete" %}</div>
       <div class="card-body">
-        <p>{% trans 'Project__delete__introduction' %}</p>
+        <p>{% trans "Project__delete__introduction" %}</p>
         <form class="form"
               action="{{ delete_url }}"
               method="post"
diff --git a/src/backoffice/templates/backoffice/project/list.html b/src/backoffice/templates/backoffice/project/list.html
index 38f55689360400e6508eafb2752a45653dec7d64..72ecd1ad12fbfab3bd05953034bcd806d8a89034 100644
--- a/src/backoffice/templates/backoffice/project/list.html
+++ b/src/backoffice/templates/backoffice/project/list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 {% load static %}
diff --git a/src/backoffice/templates/backoffice/room-new.html b/src/backoffice/templates/backoffice/room-new.html
index 23b65eb3e8a0167221f75d94f68dbae0ace27cfd..cf4e720a45a362b0ff51cb671ec9f169d8af21bd 100644
--- a/src/backoffice/templates/backoffice/room-new.html
+++ b/src/backoffice/templates/backoffice/room-new.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
@@ -13,7 +13,7 @@
       <h1>
         <a href="{% url 'backoffice:assembly' pk=assembly.id %}"
            class="text-muted">{{ assembly.name }}</a>:
-        {% trans 'Room-new' %}
+        {% trans "Room-new" %}
       </h1>
     </div>
 
@@ -29,16 +29,16 @@
               <div class="card {% if rooms_available.workadventure %}border-primary{% else %}border-default{% endif %}">
                 <div class="card-body">
                   <h5 class="card-title {% if rooms_available.workadventure %}text-primary{% else %}text-default{% endif %}">
-                    {% trans 'Room-new-workadventure' %}
+                    {% trans "Room-new-workadventure" %}
                   </h5>
-                  <p class="card-text">{% trans 'Room-new-workadventure__help' %}</p>
+                  <p class="card-text">{% trans "Room-new-workadventure__help" %}</p>
                 </div>
                 <div class="card-footer">
                   {% if rooms_available.workadventure %}
                     <a class="btn btn-sm btn-primary"
-                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=workadventure">{% trans 'Room-new-workadventure__create' %}</a>
+                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=workadventure">{% trans "Room-new-workadventure__create" %}</a>
                   {% else %}
-                    <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-workadventure__unavailable' %}</span>
+                    <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-workadventure__unavailable" %}</span>
                   {% endif %}
                 </div>
               </div>
@@ -51,16 +51,16 @@
               <div class="card">
                 <div class="card-body {% if rooms_available.bbb %}border-primary{% else %}border-default{% endif %}">
                   <h5 class="card-title {% if rooms_available.bbb %}text-primary{% else %}text-default{% endif %}">
-                    {% trans 'Room-new-bbb' %}
+                    {% trans "Room-new-bbb" %}
                   </h5>
-                  <p class="card-text">{% trans 'Room-new-bbb__help' %}</p>
+                  <p class="card-text">{% trans "Room-new-bbb__help" %}</p>
                 </div>
                 <div class="card-footer">
                   {% if rooms_available.bbb %}
                     <a class="btn btn-sm btn-primary"
-                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=bbb">{% trans 'Room-new-bbb__create' %}</a>
+                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=bbb">{% trans "Room-new-bbb__create" %}</a>
                   {% else %}
-                    <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-bbb__unavailable' %}</span>
+                    <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-bbb__unavailable" %}</span>
                   {% endif %}
                 </div>
               </div>
@@ -73,16 +73,16 @@
               <div class="card">
                 <div class="card-body {% if rooms_available.hangar %}border-primary{% else %}border-default{% endif %}">
                   <h5 class="card-title {% if rooms_available.hangar %}text-primary{% else %}text-default{% endif %}">
-                    {% trans 'Room-new-hangar' %}
+                    {% trans "Room-new-hangar" %}
                   </h5>
-                  <p class="card-text">{% trans 'Room-new-hangar__help' %}</p>
+                  <p class="card-text">{% trans "Room-new-hangar__help" %}</p>
                 </div>
                 <div class="card-footer">
                   {% if rooms_available.hangar %}
                     <a class="btn btn-sm btn-primary"
-                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=hangar">{% trans 'Room-new-hangar__create' %}</a>
+                       href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=hangar">{% trans "Room-new-hangar__create" %}</a>
                   {% else %}
-                    <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-hangar__unavailable' %}</span>
+                    <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-hangar__unavailable" %}</span>
                   {% endif %}
                 </div>
               </div>
@@ -96,15 +96,15 @@
           <div class="col">
             <div class="card">
               <div class="card-body border-default">
-                <h5 class="card-title text-default">{% trans 'Room-new-lecturehall' %}</h5>
-                <p class="card-text">{% trans 'Room-new-lecturehall__help' %}</p>
+                <h5 class="card-title text-default">{% trans "Room-new-lecturehall" %}</h5>
+                <p class="card-text">{% trans "Room-new-lecturehall__help" %}</p>
               </div>
               <div class="card-footer">
                 {% if rooms_available.lecturehall %}
                   <a class="btn btn-sm btn-primary"
-                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=lecturehall">{% trans 'Room-new-lecturehall__create' %}</a>
+                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=lecturehall">{% trans "Room-new-lecturehall__create" %}</a>
                 {% else %}
-                  <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-lecturehall__unavailable' %}</span>
+                  <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-lecturehall__unavailable" %}</span>
                 {% endif %}
               </div>
             </div>
@@ -114,15 +114,15 @@
           <div class="col">
             <div class="card">
               <div class="card-body border-default">
-                <h5 class="card-title text-default">{% trans 'Room-new-stage' %}</h5>
-                <p class="card-text">{% trans 'Room-new-stage__help' %}</p>
+                <h5 class="card-title text-default">{% trans "Room-new-stage" %}</h5>
+                <p class="card-text">{% trans "Room-new-stage__help" %}</p>
               </div>
               <div class="card-footer">
                 {% if rooms_available.stage %}
                   <a class="btn btn-sm btn-primary"
-                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=stage">{% trans 'Room-new-stage__create' %}</a>
+                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=stage">{% trans "Room-new-stage__create" %}</a>
                 {% else %}
-                  <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-stage__unavailable' %}</span>
+                  <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-stage__unavailable" %}</span>
                 {% endif %}
               </div>
             </div>
@@ -132,15 +132,15 @@
           <div class="col">
             <div class="card">
               <div class="card-body border-default">
-                <h5 class="card-title text-default">{% trans 'Room-new-workshop' %}</h5>
-                <p class="card-text">{% trans 'Room-new-workshop__help' %}</p>
+                <h5 class="card-title text-default">{% trans "Room-new-workshop" %}</h5>
+                <p class="card-text">{% trans "Room-new-workshop__help" %}</p>
               </div>
               <div class="card-footer">
                 {% if rooms_available.workshop %}
                   <a class="btn btn-sm btn-primary"
-                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=workshop">{% trans 'Room-new-workshop__create' %}</a>
+                     href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=workshop">{% trans "Room-new-workshop__create" %}</a>
                 {% else %}
-                  <span class="text-muted" style="font-size: 90%;">{% trans 'Room-new-workshop__unavailable' %}</span>
+                  <span class="text-muted" style="font-size: 90%;">{% trans "Room-new-workshop__unavailable" %}</span>
                 {% endif %}
               </div>
             </div>
@@ -149,7 +149,7 @@
         </div>
         <div class="text-center mt-4">
           <a class="text-muted"
-             href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=other">{% trans 'Room-new-other__create' %}</a>
+             href="{% url 'backoffice:assembly-create-room' assembly=assembly.id %}?type=other">{% trans "Room-new-other__create" %}</a>
         </div>
 
       {% else %}
@@ -167,7 +167,7 @@
 
                 {% bootstrap_form form %}
 
-                <button type="submit" class="btn btn-primary">{% trans 'save' %}</button>
+                <button type="submit" class="btn btn-primary">{% trans "save" %}</button>
               </form>
             </div>
           </div>
diff --git a/src/backoffice/templates/backoffice/schedule_source-confirm_delete.html b/src/backoffice/templates/backoffice/schedule_source-confirm_delete.html
index 29dc157237a611b70d05d64fc7dd06ee8dc3065c..5266d999b8f756dfb32b4d7f14254dcf0c4557a8 100644
--- a/src/backoffice/templates/backoffice/schedule_source-confirm_delete.html
+++ b/src/backoffice/templates/backoffice/schedule_source-confirm_delete.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load humanize %}
 {% load i18n %}
diff --git a/src/backoffice/templates/backoffice/schedule_source-detail.html b/src/backoffice/templates/backoffice/schedule_source-detail.html
index b12b7c0ca38e1ef772df3c00a1e329096f708873..5886ad0cc5c8ef65c107bd616d147858b38c811a 100644
--- a/src/backoffice/templates/backoffice/schedule_source-detail.html
+++ b/src/backoffice/templates/backoffice/schedule_source-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/backoffice/schedule_source-form.html b/src/backoffice/templates/backoffice/schedule_source-form.html
index c445e8863981876287e43827007ead7aa52dc77f..d58adcabcca3e12928378fe66bab5cef80fa8254 100644
--- a/src/backoffice/templates/backoffice/schedule_source-form.html
+++ b/src/backoffice/templates/backoffice/schedule_source-form.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load humanize %}
 {% load i18n %}
diff --git a/src/backoffice/templates/backoffice/schedule_source-list.html b/src/backoffice/templates/backoffice/schedule_source-list.html
index 63f4b6703fba642dc4afd0620d9b14f019a7869f..f73f41f3509ae19516d179f1b202edc7f380eea8 100644
--- a/src/backoffice/templates/backoffice/schedule_source-list.html
+++ b/src/backoffice/templates/backoffice/schedule_source-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load c3assemblies %}
 {% load humanize %}
 {% load i18n %}
diff --git a/src/backoffice/templates/backoffice/schedule_source_import-detail.html b/src/backoffice/templates/backoffice/schedule_source_import-detail.html
index beabaca8f049cd0b28b3a23852763b8c8112194e..f7bd1b5b0e8b64e6f33352c01059be95562f8b2a 100644
--- a/src/backoffice/templates/backoffice/schedule_source_import-detail.html
+++ b/src/backoffice/templates/backoffice/schedule_source_import-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/backoffice/schedules_index.html b/src/backoffice/templates/backoffice/schedules_index.html
index 478a0c7c5570375da3fa47d5d3671e4f317a4f6d..911e90c3c506d02b34c9f560f0e55e6f31e3d6a7 100644
--- a/src/backoffice/templates/backoffice/schedules_index.html
+++ b/src/backoffice/templates/backoffice/schedules_index.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load humanize %}
 
diff --git a/src/backoffice/templates/backoffice/sos.html b/src/backoffice/templates/backoffice/sos.html
index dc9b076bcd46cef96dce35e2d6af781d46980af5..acd58bfa14e44d92cea49369f510976b8d6d0346 100644
--- a/src/backoffice/templates/backoffice/sos.html
+++ b/src/backoffice/templates/backoffice/sos.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 
@@ -21,8 +21,8 @@
 
   <div class="row">
     <div class="col-md-12">
-      <div class="mt-3">{% include "backoffice/event/components/list_content.html" with user_list='True' %}</div>
-      <div class="mt-3">{% include "backoffice/project/components/list_content.html" with user_list='True' %}</div>
+      <div class="mt-3">{% include "backoffice/event/components/list_content.html" with user_list="True" %}</div>
+      <div class="mt-3">{% include "backoffice/project/components/list_content.html" with user_list="True" %}</div>
     </div>
   </div>
 {% endblock content %}
diff --git a/src/backoffice/templates/backoffice/sos_create_edit.html b/src/backoffice/templates/backoffice/sos_create_edit.html
index e4943cdba11e0b9533088eec4b46a0eb50481f42..2669294582d8655faa6dc029aad71053ce63c879 100644
--- a/src/backoffice/templates/backoffice/sos_create_edit.html
+++ b/src/backoffice/templates/backoffice/sos_create_edit.html
@@ -1,14 +1,14 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% load static %}
 {% block title %}
   {% if form.create %}
-    {% trans 'SoS__create' %}
+    {% trans "SoS__create" %}
   {% else %}
     {{ event.name }}
   {% endif %}
-  | {% trans 'SoS' %} | {{ conference.name }}
+  | {% trans "SoS" %} | {{ conference.name }}
 {% endblock title %}
 {% block scripts %}
   <script src="{% static "backoffice/modal.js" %}"></script>
@@ -67,7 +67,7 @@
     <div class="card border-default">
       <div class="card-header bg-default">
         {% if form.create %}
-          {% trans 'SoS__create' %}
+          {% trans "SoS__create" %}
         {% else %}
           {% trans "SoS__edit" %}
         {% endif %}
@@ -81,7 +81,7 @@
             <div class="flex-grow-1 px-3">{% blocktrans %}SoS__recall__introduction{% endblocktrans %}</div>
             <div class="d-inline-flex gap-2 align-items-start">
               <a class="float-end btn btn-info me-2"
-                 href="{{ event.get_absolute_url }}">{% trans 'SoS__public_links' %}</a>
+                 href="{{ event.get_absolute_url }}">{% trans "SoS__public_links" %}</a>
               <button class="btn btn-warning float-end"
                       id="publishEvent"
                       formaction="{% url 'backoffice:sos-edit' pk=event.id %}?recall=true">
@@ -200,16 +200,16 @@
         <div class="row mb-3">
           <div class="col-md-8">{% bootstrap_field form.tags_list %}</div>
         </div>
-        <button class="btn btn-primary" id="EventFormSubmit">{% trans 'SoS__submit' %}</button>
+        <button class="btn btn-primary" id="EventFormSubmit">{% trans "SoS__submit" %}</button>
       </div>
     </div>
   </form>
 
   {% if not form.create %}
     <div class="card card-danger border-danger mt-3 mb-3">
-      <div class="card-header bg-default text-danger">{% trans 'SoS__delete' %}</div>
+      <div class="card-header bg-default text-danger">{% trans "SoS__delete" %}</div>
       <div class="card-body">
-        <p>{% trans 'SoS__delete__introduction' %}</p>
+        <p>{% trans "SoS__delete__introduction" %}</p>
         <form class="form"
               action="{% url 'backoffice:sos-delete' pk=object.pk %}"
               method="post"
diff --git a/src/backoffice/templates/backoffice/vouchers-list.html b/src/backoffice/templates/backoffice/vouchers-list.html
index 5e1f956ec8f9513d4342c4a5543dc922053f0249..a4af34affa0e4923678d5093a6b3fba247b510af 100644
--- a/src/backoffice/templates/backoffice/vouchers-list.html
+++ b/src/backoffice/templates/backoffice/vouchers-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/wa-index.html b/src/backoffice/templates/backoffice/wa-index.html
index db480b4ff01aa44762033557d36c7faef7d47b08..a0317336f275153ab26966972655fc264ce4391b 100644
--- a/src/backoffice/templates/backoffice/wa-index.html
+++ b/src/backoffice/templates/backoffice/wa-index.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/wa-map-detail.html b/src/backoffice/templates/backoffice/wa-map-detail.html
index 5413b1c665b2b5a4e4781dee6c9e396cc4d5318c..1a055bc3a1c38f57f6dff43a0f19dfb5a3408771 100644
--- a/src/backoffice/templates/backoffice/wa-map-detail.html
+++ b/src/backoffice/templates/backoffice/wa-map-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load humanize %}
 {% load i18n %}
 
@@ -66,13 +66,13 @@ $(function() {
           <div class="col-sm-4">
             <div class="card">
               <div class="card-header">Backend</div>
-              <div class="card-body font-weight-bold">{% include 'backoffice/_room_backend_status.html' %}</div>
+              <div class="card-body font-weight-bold">{% include "backoffice/_room_backend_status.html" %}</div>
             </div>
           </div>
           <div class="col-sm-4">
             <div class="card">
               <div class="card-header">Map</div>
-              <div class="card-body font-weight-bold">{% include 'backoffice/_room_wa_map_status.html' %}</div>
+              <div class="card-body font-weight-bold">{% include "backoffice/_room_wa_map_status.html" %}</div>
             </div>
           </div>
         </div>
diff --git a/src/backoffice/templates/backoffice/wa-map-list.html b/src/backoffice/templates/backoffice/wa-map-list.html
index df1fbd9d0497da3c0a06791893bd01849f02b63d..39c7e3dc0905aaf8d4f6afdbe98416c237ee2617 100644
--- a/src/backoffice/templates/backoffice/wa-map-list.html
+++ b/src/backoffice/templates/backoffice/wa-map-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load static %}
 
@@ -16,21 +16,21 @@
             language: {
                 "decimal":        "",
                 "emptyTable":     "No data available in table",
-                "info":           "{% trans 'walist_info_paginated' %}",
-                "infoEmpty":      "{% trans 'walist_info_empty' %}",
-                "infoFiltered":   "{% trans 'walist_info_filtered' %}",
+                "info":           "{% trans "walist_info_paginated" %}",
+                "infoEmpty":      "{% trans "walist_info_empty" %}",
+                "infoFiltered":   "{% trans "walist_info_filtered" %}",
                 "infoPostFix":    "",
                 "thousands":      " ",
-                "lengthMenu":     "{% trans 'walist_paginate_menu' %}",
+                "lengthMenu":     "{% trans "walist_paginate_menu" %}",
                 "loadingRecords": "LOADING ...",
                 "processing":     "Processing...",
-                "search":         "{% trans 'walist_search' %}",
-                "zeroRecords":    "{% trans 'walist_noentries' %}",
+                "search":         "{% trans "walist_search" %}",
+                "zeroRecords":    "{% trans "walist_noentries" %}",
                 "paginate": {
-                    "first":      "{% trans 'walist_paginate_first' %}",
-                    "last":       "{% trans 'walist_paginate_last' %}",
-                    "next":       "{% trans 'walist_paginate_next' %}",
-                    "previous":   "{% trans 'walist_paginate_previous' %}"
+                    "first":      "{% trans "walist_paginate_first" %}",
+                    "last":       "{% trans "walist_paginate_last" %}",
+                    "next":       "{% trans "walist_paginate_next" %}",
+                    "previous":   "{% trans "walist_paginate_previous" %}"
                 },
                 "aria": {
                     "sortAscending":  ": activate to sort column ascending",
@@ -69,8 +69,8 @@
               </td>
               <td>
                 <span class="{% if obj.assembly.is_public_assembly %}text-success{% else %}text-danger{% endif %}">Assembly</span>
-                {% include 'backoffice/_room_backend_status.html' with object=obj backend_status_display="Backend" %}
-                {% include 'backoffice/_room_wa_map_status.html' with object=obj display="Map" %}
+                {% include "backoffice/_room_backend_status.html" with object=obj backend_status_display="Backend" %}
+                {% include "backoffice/_room_wa_map_status.html" with object=obj display="Map" %}
               </td>
               <td>{{ obj.occupants|default:"-" }}</td>
               <td>{{ obj.capacity|default:"-" }}</td>
diff --git a/src/backoffice/templates/backoffice/wa-session-detail.html b/src/backoffice/templates/backoffice/wa-session-detail.html
index 1db6a50a2ef65200d496a5b8c47710c3664ecf59..daf38889410907aabbfde275188eadd514031f86 100644
--- a/src/backoffice/templates/backoffice/wa-session-detail.html
+++ b/src/backoffice/templates/backoffice/wa-session-detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
@@ -48,7 +48,7 @@
       <div class="row mb-3">
         <span class="col-sm-2">Room</span>
         <span class="col-sm-10">
-          <span title="{% trans 'Assembly' %}">{{ object.room.assembly }}</span>
+          <span title="{% trans "Assembly" %}">{{ object.room.assembly }}</span>
           &gt;
           <a href="{% url 'backoffice:workadventure-map-detail' pk=object.room_id %}">{{ object.room }}</a>
         </span>
diff --git a/src/backoffice/templates/backoffice/wa-session-list.html b/src/backoffice/templates/backoffice/wa-session-list.html
index e294f4be25fb0a6c16b0a47492f928095592e40f..3261bf3f886aa79ea4c2cfe54321ca65271bd412 100644
--- a/src/backoffice/templates/backoffice/wa-session-list.html
+++ b/src/backoffice/templates/backoffice/wa-session-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/wa-texture-form.html b/src/backoffice/templates/backoffice/wa-texture-form.html
index 6f6dc12d3f39f8742ab846a700d8bb9b3945d5e2..4d20f07375ba07f30f9d40e4c2569f899a335ad8 100644
--- a/src/backoffice/templates/backoffice/wa-texture-form.html
+++ b/src/backoffice/templates/backoffice/wa-texture-form.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/backoffice/wa-texture-list.html b/src/backoffice/templates/backoffice/wa-texture-list.html
index a1bbd3a0897e21c6049b912410204f84f1f9c22d..bb90bde69c788e33f1facb43e996865028dde8c4 100644
--- a/src/backoffice/templates/backoffice/wa-texture-list.html
+++ b/src/backoffice/templates/backoffice/wa-texture-list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/wiki_lock_list.html b/src/backoffice/templates/backoffice/wiki_lock_list.html
index e88600fdf841a286f7663f447496ad3a46dde232..80fcd670dfbf192bd1ed89ceeb3bb98463d6df72 100644
--- a/src/backoffice/templates/backoffice/wiki_lock_list.html
+++ b/src/backoffice/templates/backoffice/wiki_lock_list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load humanize %}
 {% load static %}
diff --git a/src/backoffice/templates/backoffice/wiki_namespace_list.html b/src/backoffice/templates/backoffice/wiki_namespace_list.html
index e2bcc6ef58ad5b526cabd63d5a6101a7edf932cf..fbe98aa62b21b8ec6260088a2c3d518e3f3b3cf8 100644
--- a/src/backoffice/templates/backoffice/wiki_namespace_list.html
+++ b/src/backoffice/templates/backoffice/wiki_namespace_list.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/backoffice/wiki_overview.html b/src/backoffice/templates/backoffice/wiki_overview.html
index 691974b62c54f40e8942833d5ead01474c6b4555..c063f81af62f4ab85049e88d5165048087a96355 100644
--- a/src/backoffice/templates/backoffice/wiki_overview.html
+++ b/src/backoffice/templates/backoffice/wiki_overview.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load humanize %}
 
diff --git a/src/backoffice/templates/backoffice/wiki_page_detail.html b/src/backoffice/templates/backoffice/wiki_page_detail.html
index b701b479ba1c6f85fc9428e1fc303653ef473b2c..f5a38ea84b402f74af8e087b66f4f50521f31b26 100644
--- a/src/backoffice/templates/backoffice/wiki_page_detail.html
+++ b/src/backoffice/templates/backoffice/wiki_page_detail.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
@@ -7,7 +7,7 @@
   <form action="{% url 'backoffice:wiki-page-delete' pk=object.pk %}"
         method="post"
         id="delete_page"
-        onsubmit="return confirm('{% trans 'StaticPage--delete-confirm' %}')">
+        onsubmit="return confirm('{% trans "StaticPage--delete-confirm" %}')">
     {% csrf_token %}
   </form>
 
@@ -16,7 +16,7 @@
     {% csrf_token %}
 
     <div class="card">
-      <div class="card-header">{% trans 'StaticPage' %} "{{ object.slug }}"</div>
+      <div class="card-header">{% trans "StaticPage" %} "{{ object.slug }}"</div>
       <div class="card-body">
         <p>
           Revision: <strong>{{ object.newest_revision.revision }}</strong>
@@ -40,11 +40,11 @@
 
   <form method="post"
         action="{% url 'backoffice:wiki-page-revision-delete' pk=object.pk %}"
-        onsubmit="return confirm('{% trans 'StaticPageRevision--delete-confirm' %}')">
+        onsubmit="return confirm('{% trans "StaticPageRevision--delete-confirm" %}')">
     {% csrf_token %}
 
     <div class="card mt-2">
-      <div class="card-header">{% trans 'StaticPage--revisions' %}</div>
+      <div class="card-header">{% trans "StaticPage--revisions" %}</div>
       <div class="card-body">
         <table class="table table-sm">
           <thead>
diff --git a/src/backoffice/templates/backoffice/wiki_page_list.html b/src/backoffice/templates/backoffice/wiki_page_list.html
index 4c65bac0fd5cfcf92c6576898423b06ed1156247..d0c00ec838cba04a5df503deea2195da779d8381 100644
--- a/src/backoffice/templates/backoffice/wiki_page_list.html
+++ b/src/backoffice/templates/backoffice/wiki_page_list.html
@@ -1,11 +1,11 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 {% load humanize %}
 
 {% block content %}
 
   <div class="card">
-    <div class="card-header">{% trans 'StaticPages' %}</div>
+    <div class="card-header">{% trans "StaticPages" %}</div>
     <div class="card-body">
       <table class="table table-sm" id="pages">
         <thead>
diff --git a/src/backoffice/templates/registration/change_password.html b/src/backoffice/templates/registration/change_password.html
index ba76a31ceef821cb3bbdaf0327f6cb70e061df73..a549653bcf540e05529e27af606ea3b20f2cd74c 100644
--- a/src/backoffice/templates/registration/change_password.html
+++ b/src/backoffice/templates/registration/change_password.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/registration/change_password_done.html b/src/backoffice/templates/registration/change_password_done.html
index a0783e22fedb03a365a30075266b8a468c3a9784..c9ddf5cd26f5f6ac933228a67e415cf0b35d8918 100644
--- a/src/backoffice/templates/registration/change_password_done.html
+++ b/src/backoffice/templates/registration/change_password_done.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/registration/password_reset.html b/src/backoffice/templates/registration/password_reset.html
index 6a49e020c1e0b09b9a776ace118ad0f601c4be1b..167da0670b2e930bf9d251670dc0dd94c7c67a1a 100644
--- a/src/backoffice/templates/registration/password_reset.html
+++ b/src/backoffice/templates/registration/password_reset.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 {% block content %}
diff --git a/src/backoffice/templates/registration/registration_form.html b/src/backoffice/templates/registration/registration_form.html
index 6e2e9a739be53df6f15d8b7004acd555ca12fd62..f593768786101f2627ccd663502091a9ccf74b70 100644
--- a/src/backoffice/templates/registration/registration_form.html
+++ b/src/backoffice/templates/registration/registration_form.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/registration/reset_password_complete.html b/src/backoffice/templates/registration/reset_password_complete.html
index e576524a7aedf12ea80b56d87d13fe6d6f2340f1..fd8617a4d4945a3abc0b0ca0c33a4e0665381d71 100644
--- a/src/backoffice/templates/registration/reset_password_complete.html
+++ b/src/backoffice/templates/registration/reset_password_complete.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/registration/reset_password_confirm.html b/src/backoffice/templates/registration/reset_password_confirm.html
index 878d9c33d09df2a60050ba2cae2832fce1c658ea..26e5ae4dc066b9241ce68aa81edc11f1b5f825ad 100644
--- a/src/backoffice/templates/registration/reset_password_confirm.html
+++ b/src/backoffice/templates/registration/reset_password_confirm.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load django_bootstrap5 %}
 {% load i18n %}
 
diff --git a/src/backoffice/templates/registration/reset_password_done.html b/src/backoffice/templates/registration/reset_password_done.html
index 85897abf0444d2116bb9633a4949b9d2762748d8..82973b42bc0e72af918f89604843df06b29c77ca 100644
--- a/src/backoffice/templates/registration/reset_password_done.html
+++ b/src/backoffice/templates/registration/reset_password_done.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/backoffice/templates/registration/signup_done.html b/src/backoffice/templates/registration/signup_done.html
index 1334d6279e3f5e114ab198e71a088e0d68b1c48e..8505686e43b02cfb91e6d1a9813dd2bef089c04b 100644
--- a/src/backoffice/templates/registration/signup_done.html
+++ b/src/backoffice/templates/registration/signup_done.html
@@ -1,4 +1,4 @@
-{% extends 'backoffice/base.html' %}
+{% extends "backoffice/base.html" %}
 {% load i18n %}
 
 {% block content %}
diff --git a/src/core/templates/oauth2_provider/authorize.html b/src/core/templates/oauth2_provider/authorize.html
index af49e6903199d6de0151a7720b4b474809493ce5..81277c40fa8dba32aacaf49edeff736efd1d6adc 100644
--- a/src/core/templates/oauth2_provider/authorize.html
+++ b/src/core/templates/oauth2_provider/authorize.html
@@ -43,7 +43,7 @@
             {% if field.is_hidden %}{{ field }}{% endif %}
           {% endfor %}
 
-          <p>{% trans 'SSO__authorize_scopes' %}</p>
+          <p>{% trans "SSO__authorize_scopes" %}</p>
           <ul>
             {% for scope in scopes_descriptions %}<li>{{ scope }}</li>{% endfor %}
           </ul>
@@ -52,18 +52,18 @@
           {{ form.non_field_errors }}
 
           <p>
-            {% trans 'SSO__redirecting_to' %} <code>{{ redirect_uri }}</code>
+            {% trans "SSO__redirecting_to" %} <code>{{ redirect_uri }}</code>
           </p>
 
           <div class="control-group">
             <div class="controls">
               <input type="submit"
                      class="btn btn-large"
-                     value="{% trans 'SSO__authorize_abort' %}" />
+                     value="{% trans "SSO__authorize_abort" %}" />
               <input type="submit"
                      class="btn btn-large btn-primary"
                      name="allow"
-                     value="{% trans 'SSO__authorize_accept' %}" />
+                     value="{% trans "SSO__authorize_accept" %}" />
             </div>
           </div>
         </form>
diff --git a/src/core/templates/registration/core_password_reset_email.html b/src/core/templates/registration/core_password_reset_email.html
index fe47cabd298ea46cc0dcc275ccfaa52335b1ac36..00ee6fc7af0b1ab6b8e550ad6eec9af4a4223d73 100644
--- a/src/core/templates/registration/core_password_reset_email.html
+++ b/src/core/templates/registration/core_password_reset_email.html
@@ -1,6 +1,6 @@
 {% load i18n %}
 {% autoescape off %}
-  {% trans 'Hello' %} {{ user.get_full_name|default:user.username }},
+  {% trans "Hello" %} {{ user.get_full_name|default:user.username }},
   {% blocktranslate with site_name_safe=site_name|safe %}
 You're receiving this email because you requested a password reset for your user account at {{ site_name_safe }}.
 Please use the following link and choose a new password:
diff --git a/src/core/templates/registration/registration_email.html b/src/core/templates/registration/registration_email.html
index 77cc6da9d592ba9f2b46b2dffdedbf9dc9b7aa8e..3e47baa9eacdba9bfde6e9cf8e4001dc4a692ec3 100644
--- a/src/core/templates/registration/registration_email.html
+++ b/src/core/templates/registration/registration_email.html
@@ -1,6 +1,6 @@
 {% load i18n %}
 {% autoescape off %}
-  {% trans 'Hello' %} {{ user.get_full_name|default:user.username }},
+  {% trans "Hello" %} {{ user.get_full_name|default:user.username }},
   {% blocktranslate %}
 You're receiving this email because you requested to create an account at "{{ site_name }}".
 To complete the registration please use the following link: