control valid token

BackEnd/src/controller/GameController.class.php

@@ -18,6 +18,12 @@ class GameController extends Controller
         $httpMethod=$this->request->getHttpMethod();
         $uriParams=$this->request->getUriParams();
 
+        // Auth with token phase (id = 0 because not used when checking validtoken)
+        $authResponse = $this->authUser(-1, 'validtoken');
+        if($authResponse->getCode()!=200){
+            return $authResponse;
+        }
+
         switch ($httpMethod) {
             case 'GET':
                 // If there is a uriParams, it is the /game/{id} endpoint