server {
    listen 8080;
    server_name _;
    root /usr/share/nginx/html;
    index index.html;

    location /api/ {
        proxy_pass http://api:8080;
        proxy_set_header Host $host;
        proxy_set_header X-Request-Id $request_id;
        proxy_set_header X-Forwarded-Proto $scheme;
    }

    location /health/ {
        proxy_pass http://api:8080;
        proxy_set_header Host $host;
        proxy_set_header X-Request-Id $request_id;
    }

    location /assets/ {
        try_files $uri =404;
        expires 1y;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "DENY" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
        add_header Permissions-Policy "camera=(), geolocation=(), microphone=()" always;
    }

    location = /index.html {
        expires -1;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "DENY" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
        add_header Permissions-Policy "camera=(), geolocation=(), microphone=()" always;
        # Ant Design v6 generates component styles at runtime and also relies on
        # safe element-level layout styles. Scripts remain restricted to self;
        # only CSS is allowed inline.
        add_header Content-Security-Policy "default-src 'self'; connect-src 'self' https: http://localhost:*; img-src 'self' data: blob: https:; media-src 'self' blob: https: http://localhost:*; style-src 'self' 'unsafe-inline'; script-src 'self'; frame-ancestors 'none'; base-uri 'self'; form-action 'self' https: http://localhost:*" always;
    }

    location = /runtime-config.js {
        alias /tmp/runtime-config.js;
        expires -1;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "DENY" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
        add_header Permissions-Policy "camera=(), geolocation=(), microphone=()" always;
    }

    location / {
        try_files $uri $uri/ /index.html;
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "DENY" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;
        add_header Permissions-Policy "camera=(), geolocation=(), microphone=()" always;
    }
}