Update openclaw role for Margaret Docker deployment

- Updated defaults: custom image, container name, config paths
- Updated compose template: proper CMD, HOME env, user mapping
- Updated tasks: image existence check, warning if not found
- Added handlers: restart on compose changes
- Image must be pre-built on Bart (16GB RAM) and transferred

roles/openclaw/defaults/main.yml

@@ -1,5 +1,10 @@
 ---
-openclaw_compose_dir: "{{ docker_compose_base }}/automation"
-openclaw_data_dir: /data/openclaw
-openclaw_image: "ghcr.io/openclaw/openclaw:latest"
-openclaw_host: "openclaw.{{ domain }}"
+openclaw_compose_dir: "{{ docker_compose_base }}/margaret"
+openclaw_config_dir: /home/glyptic/.openclaw
+openclaw_image: margaret-openclaw:latest
+openclaw_container_name: margaret
+openclaw_gateway_port: 18790
+openclaw_matrix_user: margaret
+openclaw_anthropic_api_key: "{{ vault_anthropic_api_key }}"
+openclaw_user_uid: "1000"
+openclaw_user_gid: "1000"