RewriteEngine on

# ensure https
RewriteCond %{HTTP:X-Forwarded-Proto} !https
RewriteCond %{HTTPS} off
RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]

RewriteCond $1 !^(index\.php|public|(.*)\.txt|favicon\.ico)
RewriteRule ^(.*)$ index.php/$1 [L]