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

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

ansible/roles/podman/tasks/firewall.yml

@@ -69,5 +69,7 @@
     - 1080/tcp
     - 1443/tcp
     - 7000/tcp
+    # gelf-proxy (removed - now using GELF HTTP via Caddy)
+    - 12201/udp
   notify: restart firewalld
   tags: firewall