Notify tasks app when task is created from mail app

src/mail/screens/CreateTask.py

@@ -1,10 +1,12 @@
 import logging
+import asyncio
 from textual.screen import ModalScreen
 from textual.widgets import Input, Label, Button, ListView, ListItem
 from textual.containers import Vertical, Horizontal, Container
 from textual.binding import Binding
 from textual import on, work
 from src.services.task_client import create_task, get_backend_info
+from src.utils.ipc import notify_refresh
 
 
 class CreateTaskScreen(ModalScreen):
@@ -208,6 +210,8 @@ class CreateTaskScreen(ModalScreen):
 
         if success:
             self.app.show_status(f"Task created: {subject}", "success")
+            # Notify the tasks app to refresh
+            asyncio.create_task(notify_refresh("tasks", {"source": "mail"}))
             self.dismiss()
         else:
             self.app.show_status(f"Failed to create task: {result}", "error")