feat(tasks): text input + Honcho persistence

Manual task input box in TaskList component.
Tasks persisted to Honcho as JSON preference on every mutation.
Tasks loaded from Honcho on identify (session reconnect).

backend/main.py

@@ -284,6 +284,12 @@ async def gemini_voice_ws(websocket: WebSocket):
                             # Push updated task list to frontend after any mutation
                             if fn_name in ("add_task", "remove_task", "complete_task", "clear_completed_tasks"):
                                 await send_tasks_to_frontend()
+                                # Persist to Honcho
+                                try:
+                                    if kira_memory.enabled:
+                                        kira_memory.set_user_preference(user_id, "tasks", json.dumps(tasks))
+                                except Exception:
+                                    pass
 
                         # Send tool response back to Gemini
                         if tool_results:
@@ -332,6 +338,14 @@ async def gemini_voice_ws(websocket: WebSocket):
                         except Exception as e:
                             logger.warning(f"Honcho error during identify: {e}")
                             prefs = {}
+                        # Load tasks from Honcho
+                        try:
+                            saved_tasks = prefs.get("tasks", "")
+                            if saved_tasks:
+                                tasks.clear()
+                                tasks.extend(json.loads(saved_tasks))
+                        except Exception:
+                            pass
                         await websocket.send_json({
                             "type": "identified",
                             "user_id": user_id,
@@ -392,6 +406,19 @@ async def gemini_voice_ws(websocket: WebSocket):
                     if msg_type == "ping":
                         await websocket.send_json({"type": "pong"})
 
+                    if msg_type == "add_task":
+                        text = msg.get("text", "").strip()
+                        if text:
+                            result = execute_tool("add_task", {"text": text}, tasks)
+                            await send_tasks_to_frontend()
+                            # Persist to Honcho
+                            try:
+                                if kira_memory.enabled:
+                                    kira_memory.set_user_preference(user_id, "tasks", json.dumps(tasks))
+                            except Exception:
+                                pass
+                        continue
+
             except WebSocketDisconnect:
                 pass
             except Exception as e: