Added journalctl logging for docker up's and execute portfolio just once condition

roles/docker-discourse/Administration.md

@@ -14,4 +14,14 @@ To reinitialize the container execute:
 
 ```bash
 docker network connect discourse_default central-postgres && /opt/docker/discourse/services/discourse_repository/launcher rebuild discourse_application
-```
+```
+
+### 🔍 Logging with `journalctl`
+
+All build actions triggered by this role are logged to the system journal using `systemd-cat`. Output is simultaneously shown in the terminal and available via `journalctl`.
+
+To view logs for a specific application:
+
+```bash
+journalctl -t rebuild-discourse -f
+```

roles/docker-discourse/handlers/main.yml

@@ -17,7 +17,10 @@
   listen: recreate discourse
 
 - name: rebuild discourse
-  command:
-    cmd: "./launcher rebuild {{applications[application_id].container}}"
+  shell: > 
+    ./launcher rebuild {{applications[application_id].container}}
+    2>&1 | tee >(systemd-cat -t rebuild-{{ application_id }})
+  args:
+    executable: /bin/bash  
     chdir: "{{docker_repository_directory }}"
   listen: recreate discourse