Take langage suffix into account in httpd_alias.conf

conf/httpd_alias.conf

@@ -2,10 +2,10 @@ ProxyPass /socket.io/1/websocket ws://localhost:8888/socket.io/1/websocket
 ProxyPassReverse /socket.io/1/websocket ws://localhost:8888/socket.io/1/websocket
 ProxyPass /socket.io/ http://localhost:8888/socket.io/
 ProxyPassReverse /socket.io/ http://localhost:8888/socket.io/
-AliasMatch ^/vroom/(\d{10}/)?((js|css|img|fonts|snd)/.*) /opt/vroom/public/$2
+AliasMatch ^/vroom/([a-z]{2}/)?(\d{10}/)?((js|css|img|fonts|snd)/.*) /opt/vroom/public/$3
 RewriteEngine On
 RewriteCond %{REQUEST_FILENAME} !-f
-RewriteRule ^/vroom/(\d{10}/)?(js|css|img|fonts|snd)/(.*)$ /vroom/$2/$3 [L]
+RewriteRule ^/vroom/([a-z]{2}/)?(\d{10}/)?(js|css|img|fonts|snd)/(.*)$ /vroom/$3/$4 [L]
 ScriptAlias /vroom /opt/vroom/public/vroom.pl
 <Directory /opt/vroom>
   SSLRequireSSL on