server {
    listen 7860;
    server_name _;
    client_max_body_size 100M;

    # MCP API endpoints → Flask (port 5000)
    location /mcp/ {
        proxy_pass http://127.0.0.1:5000/mcp/;
        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_buffering off;
        proxy_read_timeout 300s;
        proxy_connect_timeout 75s;
    }

    # Streamlit UI → Streamlit (port 8501)
    location / {
        proxy_pass http://127.0.0.1:8501/;
        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_buffering off;
    }
}