diff --git a/chongfu activity.txt b/chongfu activity.txt
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@@ -0,0 +1,227 @@
+<!--  Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+          http://www.apache.org/licenses/LICENSE-2.0
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+ -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
+          package="net.micode.notes"
+          android:versionCode="1" 
+          android:versionName="0.1">
+          
+    <!-- 指定应用兼容的SDK版本范围 -->
+    <uses-sdk 
+        android:minSdkVersion="14"
+        android:targetSdkVersion="33" /> <!-- 更新为最新API级别 -->
+    
+    <!-- 运行时权限：需要在代码中动态请求 -->
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        android:maxSdkVersion="28" /> <!-- 限制仅在Android 9及以下需要 -->
+    <uses-permission android:name="android.permission.READ_CONTACTS" />
+    
+    <!-- 安装快捷方式权限 -->
+    <uses-permission android:name="com.android.launcher.permission.INSTALL_SHORTCUT"/>
+    
+    <!-- 网络相关权限 -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+    
+    <!-- 账户同步相关权限 -->
+    <uses-permission android:name="android.permission.MANAGE_ACCOUNTS"/>
+    <uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS"/>
+    <uses-permission android:name="android.permission.GET_ACCOUNTS"/>
+    <uses-permission android:name="android.permission.USE_CREDENTIALS"/>
+    
+    <!-- 系统相关权限 -->
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
+    
+    <!-- 应用组件定义 -->
+    <application 
+        android:icon="@drawable/icon_app" 
+        android:label="@string/app_name"
+        android:allowBackup="true" <!-- 启用备份功能 -->
+        android:fullBackupContent="true" <!-- 启用完整备份 -->
+        android:usesCleartextTraffic="false" <!-- 默认禁止明文流量 -->
+        android:requestLegacyExternalStorage="true"> <!-- 适配Android 10存储变更 -->
+        
+        <!-- 主活动：笔记列表界面 -->
+        <activity 
+            android:name=".ui.NotesListActivity" 
+            android:configChanges="keyboardHidden|orientation|screenSize|layoutDirection|uiMode" <!-- 增加更多配置变化 -->
+            android:label="@string/app_name" 
+            android:launchMode="singleTop" 
+            android:theme="@style/NoteTheme" 
+            android:exported="true" <!-- 明确设置为可导出 -->
+            android:windowSoftInputMode="adjustPan">
+            
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+            
+            <!-- 添加支持从浏览器等应用分享文本到笔记 -->
+            <intent-filter>
+                <action android:name="android.intent.action.SEND"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+                <data android:mimeType="text/plain"/>
+            </intent-filter>
+        </activity>
+        
+        <!-- 笔记编辑活动 -->
+        <activity 
+            android:name=".ui.NoteEditActivity" 
+            android:configChanges="keyboardHidden|orientation|screenSize" 
+            android:launchMode="singleTop" 
+            android:theme="@style/NoteTheme"
+            android:exported="false"> <!-- 不导出给其他应用 -->
+            
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+                <data android:mimeType="vnd.android.cursor.item/text_note"/>
+                <data android:mimeType="vnd.android.cursor.item/call_note"/>
+            </intent-filter>
+            
+            <intent-filter>
+                <action android:name="android.intent.action.INSERT_OR_EDIT"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+                <data android:mimeType="vnd.android.cursor.item/text_note"/>
+                <data android:mimeType="vnd.android.cursor.item/call_note"/>
+            </intent-filter>
+            
+            <intent-filter>
+                <action android:name="android.intent.action.SEARCH"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+            </intent-filter>
+            
+            <meta-data android:name="android.app.searchable" android:resource="@xml/searchable"/>
+        </activity>
+        
+        <!-- 内容提供者 -->
+        <provider 
+            android:name="net.micode.notes.data.NotesProvider" 
+            android:authorities="micode_notes" 
+            android:multiprocess="true"
+            android:exported="false" <!-- 不导出给其他应用 -->
+            android:grantUriPermissions="true"> <!-- 允许URI权限控制 -->
+            
+            <!-- 为不同API级别提供路径权限 -->
+            <grant-uri-permission android:path="/notes" />
+            <grant-uri-permission android:pathPrefix="/notes" />
+        </provider>
+        
+        <!-- 2x2尺寸的桌面小部件 -->
+        <receiver 
+            android:name=".widget.NoteWidgetProvider_2x" 
+            android:label="@string/app_widget2x2"
+            android:exported="true"> <!-- 允许系统访问 -->
+            
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
+                <action android:name="android.appwidget.action.APPWIDGET_DELETED"/>
+                <action android:name="android.intent.action.PRIVACY_MODE_CHANGED"/>
+            </intent-filter>
+            
+            <meta-data android:name="android.appwidget.provider" android:resource="@xml/widget_2x_info"/>
+        </receiver>
+        
+        <!-- 4x4尺寸的桌面小部件 -->
+        <receiver 
+            android:name=".widget.NoteWidgetProvider_4x" 
+            android:label="@string/app_widget4x4"
+            android:exported="true"> <!-- 允许系统访问 -->
+            
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
+                <action android:name="android.appwidget.action.APPWIDGET_DELETED"/>
+                <action android:name="android.intent.action.PRIVACY_MODE_CHANGED"/>
+            </intent-filter>
+            
+            <meta-data android:name="android.appwidget.provider" android:resource="@xml/widget_4x_info"/>
+        </receiver>
+        
+        <!-- 开机启动接收器 -->
+        <receiver 
+            android:name=".ui.AlarmInitReceiver"
+            android:exported="false"> <!-- 不导出给其他应用 -->
+            
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED"/>
+                <!-- 添加更多启动事件 -->
+                <action android:name="android.intent.action.QUICKBOOT_POWERON"/>
+                <action android:name="com.htc.intent.action.QUICKBOOT_POWERON"/>
+            </intent-filter>
+        </receiver>
+        
+        <!-- 闹钟提醒接收器 -->
+        <receiver 
+            android:name="net.micode.notes.ui.AlarmReceiver" 
+            android:process=":remote"
+            android:exported="false"> <!-- 不导出给其他应用 -->
+            
+            <intent-filter>
+                <action android:name="net.micode.notes.ALARM_TRIGGERED"/>
+            </intent-filter>
+        </receiver>
+        
+        <!-- 闹钟提醒活动 -->
+        <activity 
+            android:name=".ui.AlarmAlertActivity" 
+            android:label="@string/app_name" 
+            android:launchMode="singleInstance" 
+            android:theme="@android:style/Theme.Holo.Wallpaper.NoTitleBar"
+            android:exported="false"> <!-- 不导出给其他应用 -->
+            
+            <intent-filter>
+                <action android:name="net.micode.notes.SHOW_ALARM"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+            </intent-filter>
+        </activity>
+        
+        <!-- 设置活动 -->
+        <activity 
+            android:name="net.micode.notes.ui.NotesPreferenceActivity" 
+            android:label="@string/preferences_title" 
+            android:launchMode="singleTop" 
+            android:theme="@android:style/Theme.Holo.Light"
+            android:exported="false"> <!-- 不导出给其他应用 -->
+            
+            <intent-filter>
+                <action android:name="android.intent.action.SETTINGS"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+            </intent-filter>
+        </activity>
+        
+        <!-- Google任务同步服务 -->
+        <service 
+            android:name="net.micode.notes.gtask.remote.GTaskSyncService" 
+            android:exported="false" <!-- 不导出给其他应用 -->
+            android:enabled="true"
+            android:permission="android.permission.BIND_SYNC_ADAPTER">
+            
+            <intent-filter>
+                <action android:name="android.content.SyncAdapter"/>
+            </intent-filter>
+            
+            <meta-data
+                android:name="android.content.SyncAdapter"
+                android:resource="@xml/syncadapter" />
+                
+            <meta-data
+                android:name="android.provider.CONTACTS_STRUCTURE"
+                android:resource="@xml/contacts" />
+        </service>
+        
+        <!-- 设置默认搜索活动 -->
+        <meta-data android:name="android.app.default_searchable" android:value=".ui.NoteEditActivity"/>
+        
+        <!-- 添加应用图标元数据 -->
+        <meta-data
+            android:name="android.app.shortcuts"
+            android:resource="@xml/shortcuts" />
+    </application>
+</manifest>
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