do a few more remaining todos

flutter/lib/pages/debug/debug_actions.dart

@@ -1,4 +1,9 @@
+import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:simplecloudnotifier/api/api_client.dart';
+import 'package:simplecloudnotifier/state/app_auth.dart';
+import 'package:simplecloudnotifier/state/application_log.dart';
 import 'package:simplecloudnotifier/utils/notifier.dart';
 import 'package:simplecloudnotifier/utils/toaster.dart';
 import 'package:simplecloudnotifier/utils/ui.dart';
@@ -48,6 +53,12 @@ class _DebugActionsPageState extends State<DebugActionsPage> {
                 text: 'Show Simple Notification',
               ),
               SizedBox(height: 20),
+              UI.button(
+                big: false,
+                onPressed: _copyToken,
+                text: 'Query+Copy FCM Token',
+              ),
+              SizedBox(height: 4),
               UI.button(
                 big: false,
                 onPressed: _sendTokenToServer,
@@ -66,7 +77,46 @@ class _DebugActionsPageState extends State<DebugActionsPage> {
     );
   }
 
-  void _sendTokenToServer() {
-    //TODO
+  void _sendTokenToServer() async {
+    try {
+      final auth = AppAuth();
+
+      final clientID = auth.getClientID();
+      if (clientID == null) {
+        Toaster.error("Error", "No Client set");
+        return;
+      }
+
+      final fcmToken = await FirebaseMessaging.instance.getToken();
+      if (fcmToken == null) {
+        Toaster.error("Error", "No FCM token returned from Firebase");
+        return;
+      }
+
+      var newClient = await APIClient.updateClient(auth, clientID, fcmToken: fcmToken);
+      auth.setClientAndClientID(newClient);
+
+      Toaster.success("Success", "Token sent to server");
+    } catch (exc, trace) {
+      Toaster.error("Error", "An error occurred while sending the token: ${exc.toString()}");
+      ApplicationLog.error("An error occurred while sending the token: ${exc.toString()}", trace: trace);
+    }
+  }
+
+  void _copyToken() async {
+    try {
+      final fcmToken = await FirebaseMessaging.instance.getToken();
+      if (fcmToken == null) {
+        Toaster.error("Error", "No FCM token returned from Firebase");
+        return;
+      }
+
+      Clipboard.setData(new ClipboardData(text: fcmToken));
+      Toaster.info("Clipboard", 'Copied text to Clipboard');
+      print('================= [CLIPBOARD] =================\n${fcmToken}\n================= [/CLIPBOARD] =================');
+    } catch (exc, trace) {
+      Toaster.error("Error", "An error occurred while sending the token: ${exc.toString()}");
+      ApplicationLog.error("An error occurred while sending the token: ${exc.toString()}", trace: trace);
+    }
   }
 }