server {
    listen 80;
    server_name _;

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

    # Proxy /api/v1/* → NestJS backend (same Docker network: okr-net)
    location /api/v1/ {
        proxy_pass         http://okr-backend:3001/api/v1/;
        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_read_timeout 30s;
        # Pass cookies (HttpOnly JWT) through the proxy
        proxy_pass_header  Set-Cookie;
    }

    # React SPA — React Router requires all non-asset paths to serve index.html
    location / {
        try_files $uri $uri/ /index.html;
    }
}