/*
  X-Frame-Options: DENY
  X-XSS-Protection: 1; mode=block
  X-Content-Type-Options: nosniff
  Referrer-Policy: strict-origin-when-cross-origin

*.css
  Cache-Control: public, max-age=31536000, immutable

*.js
  Cache-Control: public, max-age=31536000, immutable

*.png
  Cache-Control: public, max-age=31536000, immutable

*.jpg
  Cache-Control: public, max-age=31536000, immutable

*.ico
  Cache-Control: public, max-age=31536000, immutable
