DirectoryIndex release-rc6p.html index.html
Options -Indexes
<IfModule mod_headers.c>
 <FilesMatch "\.(html|js|css|json|webmanifest)$">
  Header set Cache-Control "no-cache, no-store, must-revalidate, max-age=0"
  Header set Pragma "no-cache"
  Header set Expires "0"
 </FilesMatch>
</IfModule>
