server {
    listen 80;
    server_name localhost;
    client_max_body_size 10000M;

    location / {
        root /usr/share/nginx/html;
        index index.html index.htm;
    }
    
    location /api/ {
        proxy_pass http://172.17.0.1:16532/api/;
        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 (关键配置)
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}