server {
    listen 80;
    server_name _;
    root /usr/share/nginx/html;
    index index.html;

    # Docker 内置 DNS；避免 api 未就绪时启动失败
    resolver 127.0.0.11 valid=10s ipv6=off;

    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml;

    location /api/ {
        set $api_upstream api:3000;
        proxy_pass http://$api_upstream;
        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;
    }

    location /uploads/ {
        set $api_upstream api:3000;
        proxy_pass http://$api_upstream;
        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;
    }

    location / {
        try_files $uri $uri/ /index.html;
    }
}
