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-mediawiki/tasks/main.yml

@@ -0,0 +1,15 @@
+---
+- name: "include service-rdbms-central"
+  include_role: 
+    name: service-rdbms-central
+
+- name: "include role webserver-proxy-domain for {{application_id}}"
+  include_role:
+    name: webserver-proxy-domain
+  vars:
+    domain:   "{{ domains | get_domain(application_id) }}"
+    http_port:   "{{ ports.localhost.http[application_id] }}"
+
+- name: add docker-compose.yml
+  template: src=docker-compose.yml.j2 dest={{docker_compose.directories.instance}}docker-compose.yml
+  notify: docker compose up