server {
    listen 80;
    server_name _;
    server_tokens off;

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

    add_header X-Frame-Options "DENY" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "no-referrer" always;
    add_header Permissions-Policy "geolocation=(), microphone=(), camera=(), payment=(), usb=()" always;
    add_header Cross-Origin-Opener-Policy "same-origin" always;
    add_header Cross-Origin-Embedder-Policy "credentialless" always;
    add_header Cross-Origin-Resource-Policy "same-origin" always;
    add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; font-src 'self' data:; style-src 'self'; script-src 'self' https://unpkg.com; connect-src 'self'; object-src 'none'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'" always;

    location = /admin {
        expires 10m;
        return 302 /admin.html;
    }

    location ~* \.jsx$ {
        expires 10m;
        default_type application/javascript;
        try_files $uri =404;
    }

    location / {
        expires 10m;
        try_files $uri /index.html;
    }

    location /api/ {
        proxy_pass http://backend:8000;
        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 /s3/ {
        proxy_pass http://minio:9000/;
        proxy_http_version 1.1;
        proxy_set_header Host minio:9000;
        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://backend:8000/health;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
    }
}