[COMMON][SECURITY][WRAPPER] Added security service static wrapper and Common::getUser

src/Util/Common.php

@@ -32,6 +32,8 @@ namespace App\Util;
 
 use App\Core\DB\DB;
 use App\Core\Router;
+use App\Core\Security;
+use Symfony\Component\Security\Core\User\UserInterface;
 
 abstract class Common
 {
@@ -59,6 +61,11 @@ abstract class Common
         DB::flush();
     }
 
+    public static function user(): UserInterface
+    {
+        return Security::getUser();
+    }
+
     /**
      * Is the given string identical to a system path or route?
      * This could probably be put in some other class, but at