cr

docker/build/forums/Dockerfile

 FROM edxops/precise-common:latest
 MAINTAINER edxops
 
-RUN apt-get update
-
 WORKDIR /edx/app/edx_ansible/edx_ansible/docker/plays
 ADD . /edx/app/edx_ansible/edx_ansible
 COPY docker/build/forums/ansible_overrides.yml /
-RUN /edx/app/edx_ansible/venvs/edx_ansible/bin/ansible-playbook forum.yml -i '127.0.0.1,' -c local -t "install:base,install:configuration,install:app-requirements,install:code" -e@/ansible_overrides.yml
+RUN /edx/app/edx_ansible/venvs/edx_ansible/bin/ansible-playbook forum.yml \
+    -i '127.0.0.1,' -c local \
+    -t "install:base,install:configuration,install:app-requirements,install:code" \
+    -e@/ansible_overrides.yml
 WORKDIR /edx/app
 CMD ["/edx/app/supervisor/venvs/supervisor/bin/supervisord", "-n", "--configuration", "/edx/app/supervisor/supervisord.conf"]
 EXPOSE 4567
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