worker_processes auto;
pid /var/run/nginx.pid;

events {
  worker_connections 1024;
  multi_accept on;
}

http {
  include /etc/nginx/mime.types;
  default_type application/octet-stream;

  server_tokens off;

  gzip on;
  gzip_comp_level 6;
  gzip_min_length 256;
  gzip_proxied any;
  gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript image/svg+xml;

  add_header X-Frame-Options "DENY" always;
  add_header X-Content-Type-Options "nosniff" always;
  add_header X-XSS-Protection "1; mode=block" always;
  add_header Referrer-Policy "strict-origin-when-cross-origin" always;
  add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;

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

    location = /health {
      default_type application/json;
      add_header Cache-Control "no-store, no-cache, must-revalidate";
      return 200 '{"status":"ok","env":"${APP_ENV:-development}","version":"${APP_VERSION:-0.0.0}","timestamp":"$time_iso8601"}';
    }

    location / {
      try_files $uri $uri/ /index.html;
      add_header Cache-Control "no-cache, must-revalidate";
    }

    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
      expires 30d;
      add_header Cache-Control "public, immutable";
    }

    location = /favicon.ico {
      log_not_found off;
      access_log off;
    }

    location = /robots.txt {
      log_not_found off;
      access_log off;
    }
  }
}