chore: gitea-actions improvements, graylog/fluent-bit logging, zomboid mod

- Gitea actions: add handlers, improve deps and service template
- Graylog: simplify container config, add Caddy reverse proxy
- Add fluent-bit container for log forwarding
- Add ClimbDownRope mod (Workshop ID: 3000725405) to zomboid

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

ansible/roles/gitea-actions/templates/config.yaml.j2

@@ -2,7 +2,7 @@ log:
   level: info
 
 runner:
-  file: .runner
+  file: {{ act_runner_work_dir }}/.runner
   capacity: 1
   timeout: 3h
   insecure: false