Feature: Claude Assistent Chat in TaskMate

Neuer Tab "Assistent" mit interaktiver Claude Code Session:
- Chat-UI mit Session-Verwaltung (History, neue/alte Sessions)
- Claude CLI als Child-Process auf dem Host (interaktiv, mit Rueckfragen)
- Streaming-Output per Socket.io
- Nur fuer autorisierte User (Hendrik, Monami)
- 30 Min Inaktivitaets-Timeout
- Task-Uebergabe: Button im Task-Modal sendet Aufgabe an Assistenten
- Chat-Verlauf wird in DB gespeichert

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/js/app.js

@@ -25,6 +25,7 @@ import codingManager from './coding.js';
 import mobileManager from './mobile.js';
 import reminderManager from './reminders.js';
 import pwaManager from './pwa.js';
+import assistantManager from './assistant.js';
 import { $, $$, debounce, getFromStorage, setToStorage } from './utils.js';
 
 class App {
@@ -90,6 +91,9 @@ class App {
     // Initialize knowledge manager
     await knowledgeManager.init();
 
+    // Initialize assistant manager
+    await assistantManager.init();
+
     // Initialize mobile features
     mobileManager.init();
     
@@ -708,6 +712,13 @@ class App {
       knowledgeManager.hide();
     }
 
+    // Show/hide assistant manager
+    if (view === 'assistant') {
+      assistantManager.show();
+    } else {
+      assistantManager.hide();
+    }
+
     // Initialize contacts view when switching to it
     if (view === 'contacts') {
       window.initContactsPromise = window.initContactsPromise || import('./contacts.js').then(module => {