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

    client_max_body_size 50m;

    location /uploads/ {
        alias /www/wwwroot/api.anxinjianyan.com/public/uploads/;
        add_header Access-Control-Allow-Origin * always;
        add_header Access-Control-Allow-Methods 'GET, OPTIONS' always;
        add_header Access-Control-Allow-Headers 'Content-Type, Authorization, X-Requested-With' always;
        if ($request_method = OPTIONS) {
            return 204;
        }
        try_files $uri =404;
    }

    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。