fix: address PR review feedback

- Use fetch_and_deploy_gh_release instead of manual curl/tar/mv
- Use apt instead of apt-get per project convention
- Remove preinstalled deps (curl, sudo, jq)
- Collapse erlang deps with brace expansion
- Generate random RabbitMQ password instead of hardcoded
- Rename MinIO client to mcli to avoid Midnight Commander conflict
- Use nginx sites-available/sites-enabled convention
- Add Requires=plane-api.service to worker and beat units
- Add RabbitMQ credentials to ~/plane.creds
- Add VITE rebuild warning note to JSON

frontend/public/json/plane.json

@@ -43,6 +43,10 @@
         {
             "text": "Credentials are saved to `~/plane.creds`.",
             "type": "info"
+        },
+        {
+            "text": "If the container IP changes, rebuild the frontend apps or run the update script to apply the new URL.",
+            "type": "warning"
         }
     ]
 }