chore: Follow up notification actions

lib/utils/push_helper.dart

@@ -315,11 +315,30 @@ Future<void> _tryPushHelper(
     title,
     body,
     platformChannelSpecifics,
-    payload: event.roomId,
+    payload:
+        FluffyChatPushPayload(client.clientName, event.room.id, event.eventId)
+            .toString(),
   );
   Logs().v('Push helper has been completed!');
 }
 
+class FluffyChatPushPayload {
+  final String? clientName, roomId, eventId;
+
+  FluffyChatPushPayload(this.clientName, this.roomId, this.eventId);
+
+  factory FluffyChatPushPayload.fromString(String payload) {
+    final parts = payload.split('|');
+    if (parts.length != 3) {
+      return FluffyChatPushPayload(null, null, null);
+    }
+    return FluffyChatPushPayload(parts[0], parts[1], parts[2]);
+  }
+
+  @override
+  String toString() => '$clientName|$roomId|$eventId';
+}
+
 /// Creates a shortcut for Android platform but does not block displaying the
 /// notification. This is optional but provides a nicer view of the
 /// notification popup.