RewriteEngine On

RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^(.*)$ index.php [QSA,L]

<IfModule mod_expires.c>
    ExpiresActive On
    ExpiresDefault "access plus 0 seconds"

    ExpiresByType image/jpeg "access plus 1 month"
    ExpiresByType image/png "access plus 1 month"
    ExpiresByType image/gif "access plus 1 month"
</IfModule>