events {
    worker_connections 1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    # 配置前端路由，支持SPA（单页应用）
    server {
        listen 80;
        server_name localhost;
        
        root /usr/share/nginx/html;
        index index.html;
        
        # 处理静态文件
        location / {
            try_files $uri $uri/ /index.html;
        }
        
        # 代理API请求到后端
        location /api/ {
            proxy_pass http://backend:5000/;
            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;
        }
    }
}