fix: make gelocation work reliably

Closes #249

frontend/app/__mocks__/@capacitor/app.ts

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2026 StApps
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+export interface URLOpenListenerEvent {
+  url: string;
+}
+
+export interface AppInfo {
+  name: string;
+  id: string;
+  build: string;
+  version: string;
+}
+
+export interface PluginListenerHandle {
+  remove: () => Promise<void>;
+}
+
+export class AppMock {
+  addListener<T>(_eventName: string, _listener: (event: T) => void): Promise<PluginListenerHandle> {
+    return Promise.resolve({remove: () => Promise.resolve()});
+  }
+
+  getInfo(): Promise<AppInfo> {
+    return Promise.resolve({name: 'StApps', id: 'de.anyschool.app', build: '1', version: '1.2.3'});
+  }
+}
+
+export const App = new AppMock();