user root;
worker_processes auto;
pid /tmp/nginx.pid;
error_log /tmp/nginx_error.log warn;

events {
    worker_connections 1024;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;
    
    access_log /tmp/nginx_access.log;
    
    client_body_temp_path /tmp/client_body;
    proxy_temp_path /tmp/proxy_temp;
    fastcgi_temp_path /tmp/fastcgi_temp;
    uwsgi_temp_path /tmp/uwsgi_temp;
    scgi_temp_path /tmp/scgi_temp;
    
    sendfile on;
    keepalive_timeout 65;
    client_max_body_size 100M;

    # Main server on port 7860 (Hugging Face expects this)
    server {
        listen 7860;
        server_name _;

        # Frontend (Next.js)
        location / {
            proxy_pass http://localhost:3001;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection 'upgrade';
            proxy_set_header Host $host;
            proxy_cache_bypass $http_upgrade;
        }

        # Backend WebSocket
        location /ws {
            proxy_pass http://localhost:8000;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            proxy_set_header Host $host;
            proxy_read_timeout 86400;
        }

        # Backend API
        location /api {
            proxy_pass http://localhost:8000;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
        }

        # Avatar TTS
        location /speak {
            proxy_pass http://localhost:8765;
            proxy_set_header Host $host;
        }

        location /static {
            proxy_pass http://localhost:8765;
            proxy_set_header Host $host;
        }

        # Health check
        location /health {
            proxy_pass http://localhost:8000/health;
            proxy_set_header Host $host;
        }
    }
}