# Nginx reverse proxy configuration for Coolify deployment
# Place this in /etc/nginx/conf.d/ai.allucanget.biz.conf or use Coolify's built-in proxy

# Backend API proxy
upstream backend {
    server 127.0.0.1:12015;
}

# Frontend proxy
upstream frontend {
    server 127.0.0.1:12016;
}

server {
    listen 80;
    server_name ai.allucanget.biz www.ai.allucanget.biz;

    # Redirect HTTP to HTTPS
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl http2;
    server_name ai.allucanget.biz www.ai.allucanget.biz;

    # SSL configuration (managed by Let's Encrypt / Certbot)
    ssl_certificate /etc/letsencrypt/live/ai.allucanget.biz/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/ai.allucanget.biz/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers HIGH:!aNULL:!MD5;

    # Security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    # Backend API proxy
    location /api/ {
        proxy_pass http://backend;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # WebSocket support (if needed in future)
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }

    # Frontend proxy
    location / {
        proxy_pass http://frontend;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # Static files caching
        location ~* \.(css|js|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
            proxy_pass http://frontend;
            expires 30d;
            add_header Cache-Control "public, immutable";
        }
    }

    # Health check endpoint
    location /health {
        proxy_pass http://backend;
        proxy_set_header Host $host;
    }
}