Huge role refactoring/cleanup. Other commits will propably follow. Because some bugs will exist. Still important for longrun and also for auto docs/help/slideshow generation

roles/web-app-oauth2-proxy/templates/container.yml.j2

@@ -0,0 +1,11 @@
+{% if applications | is_feature_enabled('oauth2',application_id) %}
+  oauth2-proxy:
+    image: quay.io/oauth2-proxy/oauth2-proxy:{{applications['oauth2-proxy'].version}}
+    restart: {{docker_restart_policy}}
+    command: --config /oauth2-proxy.cfg
+    hostname: oauth2-proxy
+    ports:
+      - {{ports.localhost.oauth2_proxy[application_id]}}:4180/tcp
+    volumes:
+      - "{{docker_compose.directories.volumes}}{{applications['oauth2-proxy'].configuration_file}}:/oauth2-proxy.cfg"
+{% endif %}