Changed how all docker images have their version set to use the compose repo

ansible/plays/machine_setup/domain-watchdog.yml

@@ -24,21 +24,28 @@
 
     - name: Deploy Domain Watchdog
       vars:
+        # Keep this path: compose prefixes named volumes (database_data etc.)
+        # with the directory name, so moving it orphans the existing data.
         domain_watchdog_dir: /opt/domain-watchdog
+        # Branch of AtlasHorizon/compose to deploy from; override with
+        # `-e compose_branch=<branch>` to test unmerged changes.
+        compose_branch: main
       block:
-        - name: Clone domain-watchdog repo
-          ansible.builtin.git:
-            repo: https://github.com/maelgangloff/domain-watchdog.git
-            dest: "{{ domain_watchdog_dir }}"
-            version: master
-            update: yes
-
         - name: Create public/content directory
           ansible.builtin.file:
             path: "{{ domain_watchdog_dir }}/public/content"
             state: directory
             mode: "0755"
 
+        # force: true so changes in the compose repo are picked up on reruns;
+        # it only reports changed when the content differs.
+        - name: Download docker-compose.yml
+          ansible.builtin.get_url:
+            url: "https://git.atlashorizon.net/AtlasHorizon/compose/raw/branch/{{ compose_branch }}/domain-watchdog/docker-compose.yml"
+            dest: "{{ domain_watchdog_dir }}/docker-compose.yml"
+            mode: "0644"
+            force: true
+
         # Pulled from Infisical, not generated/persisted to disk. Run this
         # playbook as `infisical run -- ansible-playbook -i inventory ...`
         # with DOMAIN_WATCHDOG_POSTGRES_PASSWORD, DOMAIN_WATCHDOG_APP_SECRET,