新增"更多"功能

lib/home_content_page.dart

@@ -5,6 +5,7 @@ import 'package:communityapp/visitor.dart';
 import 'package:flutter/material.dart';
 import 'reapair.dart';
 import 'activity.dart';
+import 'announcement.dart';
 
 class HomeContentPage extends StatelessWidget {
   const HomeContentPage({super.key});
@@ -59,7 +60,7 @@ class HomeContentPage extends StatelessWidget {
       body: SingleChildScrollView(
         child: Column(
           children: [
-            _announcementSection(),
+            _announcementSection(context),
             _quickMenuSection(context),
             _adCarousel(),
             _marqueeNotice(),
@@ -71,21 +72,56 @@ class HomeContentPage extends StatelessWidget {
   }
 
   // 📢 重要公告區塊
-  static Widget _announcementSection() {
+  static Widget _announcementSection(BuildContext context) {
     return Padding(
       padding: const EdgeInsets.all(16),
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          const Text(
-            '📢 重要公告',
-            style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+          Row(
+            children: [
+              const Text(
+                '📢 重要公告',
+                style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+              ),
+              const Spacer(),
+              TextButton(
+                onPressed: () {
+                  showModalBottomSheet(
+                    context: context,
+                    isScrollControlled: true,
+                    backgroundColor: Colors.transparent,
+                    builder: (_) => const AnnouncementWrapper(),
+                  );
+                },
+                style: OutlinedButton.styleFrom(
+                  foregroundColor: Colors.blue,
+                  side: const BorderSide(color: Colors.blue), // 藍色外框
+                  shape: RoundedRectangleBorder(
+                    borderRadius: BorderRadius.circular(20), // 更小的圓角
+                  ),
+                  padding: const EdgeInsets.symmetric(
+                    horizontal: 12,
+                    vertical: 6,
+                  ), // 更小的內距
+                  minimumSize: const Size(0, 0), // 取消預設最小尺寸限制
+                  tapTargetSize: MaterialTapTargetSize.shrinkWrap, // 點擊範圍不外擴
+                ),
+                child: const Text(
+                  '更多',
+                  style: TextStyle(fontSize: 14), // 更小字體
+                ),
+              ),
+            ],
           ),
           const SizedBox(height: 8),
-          Card(
-            child: ListTile(
-              title: const Text('4/20 水塔清洗通知'),
-              subtitle: const Text('本週六早上9:00至下午3:00進行清洗，請提前儲水。'),
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16),
+            child: Card(
+              child: ListTile(
+                title: const Text('4/20 水塔清洗通知'),
+                subtitle: const Text('本週六早上9:00至下午3:00進行清洗，請提前儲水。'),
+              ),
             ),
           ),
         ],

lib/personal_page.dart

@@ -157,7 +157,6 @@ class PersonalPage extends StatelessWidget {
             right: 0,
             child: OutlinedButton(
               onPressed: () {
-                // TODO: 意見箱按鈕
                 Navigator.push(
                   context,
                   MaterialPageRoute(builder: (context) => const FeedbackPage()),