chore: Update deployment configuration and documentation

- Update Gitea configuration (remove DEFAULT_ACTIONS_URL)
- Fix deployment documentation
- Update Ansible playbooks
- Clean up deprecated files
- Add new deployment scripts and templates

docs/gitea-actions-setup.md

@@ -21,7 +21,8 @@ Edit `app.ini` (usually in `/etc/gitea/app.ini` or `custom/conf/app.ini`):
 ```ini
 [actions]
 ENABLED = true
-DEFAULT_ACTIONS_URL = https://github.com
+# Do NOT set DEFAULT_ACTIONS_URL - Gitea will automatically use its own instance
+# Setting DEFAULT_ACTIONS_URL to a custom URL is no longer supported
 ```
 
 Restart Gitea: