serving laravel using alias

.httacces
===
DirectoryIndex index.php

<IfModule mod_rewrite.c>
    <IfModule mod_negotiation.c>
        Options -MultiViews
    </IfModule>

    RewriteEngine On

    RewriteCond %{REQUEST_URI}::$1 ^(/.+)/(.*)::\2$
    RewriteRule ^(.*) - [E=BASE:%1]

    RewriteCond %{ENV:REDIRECT_STATUS} ^$
    RewriteRule ^index\.php(/(.*)|$) %{ENV:BASE}/$2 [R=301,L]

    RewriteCond %{REQUEST_FILENAME} -f
    RewriteRule .? - [L]

    RewriteRule .? %{ENV:BASE}/index.php [L]

</IfModule>
==
laravel.conf -> /etc/apache2/sites-available
==
<VirtualHost *:80>
  #ServerName
  ServerAlias 140.138.155.216
  Alias /deepefflux /var/www/html/~ros/deepefflux/public
  DocumentRoot /var/www/html/~ros/deepefflux/public
 <Directory "/var/www/html/>
   AllowOverride all
   Order allow,deny
   Allow from all
 </Directory>
 </VirtualHost>
==