Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

roles/nginx_content/defaults/main.yml

@@ -0,0 +1,18 @@
+---
+nginx_content_name: nginx-content
+nginx_content_dir: /srv/docker/nginx-content
+nginx_content_image: nginx:stable-alpine
+nginx_content_domain: content.example.invalid
+nginx_content_service_port: 80
+nginx_content_routing_mode: "{{ nbops_service_routing_mode }}"
+nginx_content_env: {}
+nginx_content_directories:
+  - "{{ nginx_content_dir }}"
+  - /srv/media/content
+  - /srv/config/nginx-content
+nginx_content_volumes:
+  - /srv/media/content:/usr/share/nginx/html:ro
+  - /srv/config/nginx-content:/etc/nginx/conf.d:ro
+nginx_content_ports:
+  - { host: 8088, container: 80, protocol: tcp }
+