Don't install dev-requirements into release builds

Dockerfile

@@ -2,6 +2,9 @@ FROM python:3.5
 MAINTAINER Thom Wiggers <thom@thomwiggers.nl>
 LABEL description="Contains the Thaliawebsite Django application"
 
+# Arguments
+ARG install_dev_requirements=1
+
 # Try to keep static operation on top to maximise Docker cache utilisation
 
 # Disable output buffering
@@ -41,9 +44,13 @@ COPY docs/requirements.txt /usr/src/app/docs/
 RUN pip install --no-cache-dir \
     -r requirements.txt \
     -r production-requirements.txt \
-    -r dev-requirements.txt \
     -r ../docs/requirements.txt
 
+RUN if [ "$install_dev_requirements" -eq 1 ]; then \
+    pip install --no-cache-dir -r dev-requirements.txt; \
+    fi
+
+
 # Create entry points
 COPY resources/entrypoint.sh /usr/local/bin/entrypoint.sh
 COPY resources/entrypoint_production.sh /usr/local/bin/entrypoint_production.sh
@@ -59,3 +66,5 @@ COPY docs /usr/src/app/docs
 
 # Cache docs between builds if not mounting to FS
 VOLUME /concrexit/docs
+
+RUN echo "Don't build releases without release.sh!"

release.sh

@@ -72,7 +72,7 @@ fi
 
 docker_tag="registry.gitlab.com/thaliawww/concrexit:$version"
 
-docker build --pull -t "$docker_tag" .
+docker build --build-arg install_dev_requirements=0 --pull -t "$docker_tag" .
 
 if yesno "Do you want to push the container?"; then
     docker push "$docker_tag"

website/thaliawebsite/settings/production.py

@@ -17,8 +17,6 @@ from django.utils.log import DEFAULT_LOGGING
 from . import settings
 
 INSTALLED_APPS = settings.INSTALLED_APPS
-if 'django_template_check' in INSTALLED_APPS:
-    INSTALLED_APPS.remove('django_template_check')
 INSTALLED_APPS.append('django_slack')
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)