server {
    listen 80;
    server_name api.anxinjianyan.com;

    client_max_body_size 50m;

    location / {
        proxy_http_version 1.1;
        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_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 120s;
        proxy_send_timeout 120s;
        proxy_pass http://127.0.0.1:8787;
    }
}

# 如已配置 HTTPS，可在 443 server 中复用同样的 location 代理逻辑。