<IfModule mod_expires.c>
ExpiresActive On
ExpiresByType text/javascript "access 1 month"
ExpiresByType text/x-javascript "access 1 month"
ExpiresByType application/javascript "access 1 month"
ExpiresByType application/x-javascript "access 1 month"
ExpiresByType application/json "access 1 month"
ExpiresDefault "access plus 2 days"
</IfModule>
<IfModule mod_headers.c>
  <FilesMatch "\.(js)$">
    Header append Vary: Accept-Encoding
  </FilesMatch>
</IfModule>
