add mkdocs based on debian bookworm

Dockerfile.debian-bookworm-mkdocs

+FROM debian:bookworm
+
+RUN apt-get -qq update && \
+    apt-get -qq dist-upgrade && \
+    apt-get -qq install python3-pip && \
+    apt-get -qq clean
+
+RUN pip3 install mkdocs mkdocs-static-i18n