4565: Readded subroutes to client route

Author: tuj

config/routes.yaml

@@ -30,7 +30,11 @@ admin:
     controller: App\Controller\Admin\AdminController
 
 client:
-    path: /client
+    # Sub routes are included to pass route control to the React App.
+    path: /client{subroutes}
+    requirements:
+        # https://symfony.com/doc/current/routing.html#slash-characters-in-route-parameters
+        subroutes: '.*'
     methods: ['GET']
     controller: App\Controller\Client\ClientController