pipeline's not lazy enough

(thanks to jonathan for showing me that this exists)

.gitlab-ci.yml

@@ -17,6 +17,10 @@ build-job:
   artifacts:
     paths:
       - dist
+    cache:
+      key: '$CI_JOB_NAME-$CI_COMMIT_REF_SLUG'
+      paths:
+        - dist
 
 trigger-mapservice-pipeline:
   only: