Upgrade Nextcloud setup to use compose files

- Integrated MariaDB role into Dockerbox configuration
- Moved proxy role to the end to avoid early endpoint activation
- Temporarily disabled select roles for future re-evaluation
- Introduced flush_handlers task for early MariaDB restart
- Moved a few Nextcloud tasks to handlers
- Configured Nextcloud to utilize the host's MariaDB instance
- Enhanced overall code linting quality

roles/traefik/tasks/main.yml

@@ -21,20 +21,6 @@
   loop: "{{ traefik_external }}"
   when: traefik_external is defined
 
-- name: Install Traefik's docker-compose file
-  ansible.builtin.template:
-    src: docker-compose.yml.j2
-    dest: "{{ traefik_root }}/docker-compose.yml"
-    mode: 0400
-  notify: restart_traefik
-
-- name: Install Traefik's docker-compose variables
-  ansible.builtin.template:
-    src: compose-env.j2
-    dest: "{{ traefik_root }}/.env"
-    mode: 0400
-  notify: restart_traefik
-
 - name: Install static Traefik configuration
   ansible.builtin.template:
     src: traefik.yml.j2
@@ -42,8 +28,9 @@
     mode: 0400
   notify: restart_traefik
 
-- name: Start and enable Traefik service
+- name: Start Traefik service and enable on boot
   ansible.builtin.service:
     name: "{{ docker_compose_service }}@{{ traefik_name }}"
     state: started
     enabled: true
+  when: traefik.ENABLED | default('false')