/*
  X-Content-Type-Options: nosniff
  Referrer-Policy: strict-origin-when-cross-origin
  Permissions-Policy: camera=(), microphone=(self), geolocation=()

/audio/*
  Cache-Control: public, max-age=604800

/images/*
  Cache-Control: public, max-age=604800

/dictionary/*
  Cache-Control: public, max-age=604800

/fonts/*
  Cache-Control: public, max-age=604800

/app.js
  Cache-Control: public, max-age=300, must-revalidate

/audio-manifest.js
  Cache-Control: public, max-age=300, must-revalidate
