Davide Polonio d856a8704b feat(ai): add Open WebUI with Tailscale and Caddy reverse proxy
Set up a complete AI services stack with Open WebUI as the main interface,
secured behind Caddy reverse proxy with automatic HTTPS via Namecheap DNS
challenge. Tailscale integration provides secure remote access.

- Configure Open WebUI to connect to Ollama backend
- Set up Caddy with Namecheap DNS plugin for wildcard SSL certificates
- Add Tailscale for secure networking with health checks
- Configure reverse proxy to forward requests to Open WebUI
- Enable proper header forwarding for client IP preservation
- Set up persistent volumes for data, config, and SSL certificates
- Configure JSON logging with rotation for all services
2026-03-18 22:16:58 +01:00
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