fix: add navigation links and account screen

- Fix empty onPressed handlers in login/home screens
- Add todo/calendar toggle navigation in bottom dock
- Fix message invite detail path (/messages/invites/:id)
- Add account screen with logout/switch account dialogs
- Add /settings/account route

apps/lib/features/home/ui/screens/home_screen.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
 import 'package:lucide_icons/lucide_icons.dart';
 import '../../../../core/theme/design_tokens.dart';
 import 'home_sheet.dart';
@@ -13,7 +14,7 @@ class HomeScreen extends StatelessWidget {
       body: SafeArea(
         child: Column(
           children: [
-            _buildHeader(),
+            _buildHeader(context),
             Expanded(child: _buildChatArea()),
             _buildInputContainer(context),
           ],
@@ -22,7 +23,7 @@ class HomeScreen extends StatelessWidget {
     );
   }
 
-  Widget _buildHeader() {
+  Widget _buildHeader(BuildContext context) {
     return SizedBox(
       height: 60,
       child: Padding(
@@ -36,7 +37,7 @@ class HomeScreen extends StatelessWidget {
                 size: 24,
                 color: AppColors.slate900,
               ),
-              onPressed: () {},
+              onPressed: () => context.push('/settings'),
             ),
             Row(
               children: [
@@ -46,7 +47,7 @@ class HomeScreen extends StatelessWidget {
                     size: 24,
                     color: AppColors.slate900,
                   ),
-                  onPressed: () {},
+                  onPressed: () => context.push('/calendar/dayweek'),
                 ),
                 const SizedBox(width: 16),
                 IconButton(
@@ -55,7 +56,7 @@ class HomeScreen extends StatelessWidget {
                     size: 24,
                     color: AppColors.slate900,
                   ),
-                  onPressed: () {},
+                  onPressed: () => context.push('/messages/invites'),
                 ),
               ],
             ),