nginx.conf

user user;
worker_processes auto;
pid /tmp/nginx.pid;
error_log /tmp/error.log;

events {
    worker_connections 1024;
}

http {
    access_log /tmp/access.log;
    
    upstream chainlit {
        server 127.0.0.1:8501;
    }

    upstream fastapi {
        server 127.0.0.1:8000;
    }

    server {
        listen 7860;
        
        # Chainlit UI with WebSocket support
        location / {
            proxy_pass http://chainlit;
            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;
            proxy_cache_bypass $http_upgrade;
        }

        # FastAPI endpoints
        location /api/ {
            proxy_pass http://fastapi;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            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;
            proxy_read_timeout 86400;
            proxy_cache_bypass $http_upgrade;
        }
    }
}