upstream gemold_backend_upstream {
    server backend:8000;
}

server {
    listen 8000;
    server_name _;

    # 与 .env MAX_FILE_SIZE=104857600（100MB）对齐；nginx 默认 1m 会直接 413
    client_max_body_size 100M;

    # 大文件上传给后端足够时间（默认 60s，100MB 可能不够）
    proxy_read_timeout 300s;
    proxy_send_timeout 300s;

    root /usr/share/nginx/html;
    index index.html;

    location /assets/ {
        try_files $uri =404;
        access_log off;
        expires 30d;
        add_header Cache-Control "public, max-age=2592000, immutable";
    }

    location /api/ {
        proxy_pass http://gemold_backend_upstream;
        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 /health {
        proxy_pass http://gemold_backend_upstream;
        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 /html/ {
        proxy_pass http://gemold_backend_upstream;
        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;
    }
}