- Removed rate_limit directive which is not supported in Caddy
- Caddyfile now uses only valid Caddy directives
- This fixes the configuration error that was preventing Caddy from starting
- Replaced nginx and certbot services with caddy in docker-compose-prod.yml
- Added Caddyfile configuration with automatic SSL and security headers
- Created setup-caddy.sh script for easy deployment
- Caddy automatically handles Let's Encrypt certificates without manual setup
- Much simpler SSL management compared to nginx/certbot combination
