Merge pull request 'adding gitea image build workflows' (#1) from work into main

Reviewed-on: #1

Dockerfile

@@ -1,5 +1,6 @@
-FROM debian:trixie-slim
-RUN apt update && apt install -y proftpd && apt clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && sed -i "s/# DefaultRoot/DefaultRoot /" /etc/proftpd/proftpd.conf
+FROM debian:bullseye-slim
+RUN apt update && apt install -y proftpd && apt clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN sed -i "s/# DefaultRoot/DefaultRoot /" /etc/proftpd/proftpd.conf
 EXPOSE 20 21
 ADD docker-entrypoint.sh /usr/local/sbin/docker-entrypoint.sh
 ENTRYPOINT ["/usr/local/sbin/docker-entrypoint.sh"]