.htaccess

<IfModule mod_rewrite.c>
  RewriteEngine On 
  # RewriteCond %{HTTPS} !=on
  # RewriteRule ^/?(.*) https://%{HTTP_HOST}/$1 [R,L]

  #RewriteEngine On
  RewriteCond %{REQUEST_FILENAME} !-f
  RewriteCond %{REQUEST_FILENAME} !-d
  RewriteCond %{REQUEST_FILENAME} !src/
  RewriteCond %{REQUEST_FILENAME} !node_modules/
  RewriteCond %{REQUEST_FILENAME} !precursors/
  RewriteRule (.*) index.html [L,QSA]
</IfModule>

<IfModule mod_headers.c>
  <FilesMatch ".(js|css|xml|gz|html)$">
    Header append Vary: Accept-Encoding
  </FilesMatch>
</IfModule>

<IfModule mod_expires.c>
  ExpiresActive On
  ExpiresByType image/jpg "access 1 year"
  ExpiresByType image/jpeg "access 1 year"
  ExpiresByType image/gif "access 1 year"
  ExpiresByType image/png "access 1 year"
  ExpiresByType text/css "access 1 month"
  ExpiresByType text/html "access 1 month"
  ExpiresByType application/pdf "access 1 month"
  ExpiresByType text/x-javascript "access 1 month"
  ExpiresByType application/x-shockwave-flash "access 1 month"
  ExpiresByType image/x-icon "access 1 year"
  ExpiresDefault "access 1 month"
</IfModule>

<IfModule mod_deflate.c>
  AddOutputFilterByType DEFLATE "application/atom+xml" \
  "application/javascript" \
  "application/json" \
  "application/ld+json" \
  "application/manifest+json" \
  "application/rdf+xml" \
  "application/rss+xml" \
  "application/schema+json" \
  "application/vnd.geo+json" \
  "application/x-javascript" \
  "application/x-web-app-manifest+json" \
  "application/xhtml+xml" \
  "application/xml" \
  "text/css" \
  "text/html" \
  "text/javascript" \
  "text/plain" \
  "text/xml"
</IfModule>