Frontend first draft

frontend/pweb/lib/services/auth.dart

@@ -0,0 +1,12 @@
+
+class AuthenticationService {
+  Future<bool> verifyTwoFactorCode(String code) async {
+    await Future.delayed(const Duration(seconds: 2));
+
+    if (code == '000000') {
+      return true;
+    } else {
+      throw Exception('Wrong Code'); //TODO Localize
+    }
+  }
+}