diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index efbfdcd..cadfbee 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -76,6 +76,26 @@ jobs:
           pnpm install
           pnpm run build
 
+      - name: Generate Android Icons
+        run: |
+          # 使用 ImageMagick 生成各尺寸图标
+          convert logo.png -resize 48x48 android/app/src/main/res/mipmap-mdpi/ic_launcher.png
+          convert logo.png -resize 48x48 android/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
+          convert logo.png -resize 72x72 android/app/src/main/res/mipmap-hdpi/ic_launcher.png
+          convert logo.png -resize 72x72 android/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
+          convert logo.png -resize 96x96 android/app/src/main/res/mipmap-xhdpi/ic_launcher.png
+          convert logo.png -resize 96x96 android/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
+          convert logo.png -resize 144x144 android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
+          convert logo.png -resize 144x144 android/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
+          convert logo.png -resize 192x192 android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
+          convert logo.png -resize 192x192 android/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
+          # foreground 图标需要更大（108dp with 72dp safe zone）
+          convert logo.png -resize 108x108 android/app/src/main/res/mipmap-mdpi/ic_launcher_foreground.png
+          convert logo.png -resize 162x162 android/app/src/main/res/mipmap-hdpi/ic_launcher_foreground.png
+          convert logo.png -resize 216x216 android/app/src/main/res/mipmap-xhdpi/ic_launcher_foreground.png
+          convert logo.png -resize 324x324 android/app/src/main/res/mipmap-xxhdpi/ic_launcher_foreground.png
+          convert logo.png -resize 432x432 android/app/src/main/res/mipmap-xxxhdpi/ic_launcher_foreground.png
+
       - name: Sync Capacitor
         run: npx cap sync android
 
diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index b06ddbf..5fd9523 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -7,6 +7,8 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
+        android:usesCleartextTraffic="true"
+        android:networkSecurityConfig="@xml/network_security_config"
         android:theme="@style/AppTheme">
 
         <activity
diff --git a/android/app/src/main/res/xml/network_security_config.xml b/android/app/src/main/res/xml/network_security_config.xml
new file mode 100644
index 0000000..d7b4192
--- /dev/null
+++ b/android/app/src/main/res/xml/network_security_config.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config>
+    <base-config cleartextTrafficPermitted="true">
+        <trust-anchors>
+            <certificates src="system" />
+        </trust-anchors>
+    </base-config>
+</network-security-config>
diff --git a/logo.png b/logo.png
new file mode 100644
index 0000000..c58032d
Binary files /dev/null and b/logo.png differ
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0850b26..37c3fe5 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -968,8 +968,8 @@ packages:
     resolution: {integrity: sha512-Qkzpg2s9GnVV2I2BjRksUi43U5e6+zaQMcjoJy0C+C5oxaKl+fmckGDQFtRpZpZV0NQekuZZ+tGz7EA9TVnQtQ==}
     engines: {node: '>=12'}
 
-  '@electron/node-gyp@https://codeload.github.com/electron/node-gyp/tar.gz/06b29aafb7708acef8b3669835c8a7857ebc92d2':
-    resolution: {tarball: https://codeload.github.com/electron/node-gyp/tar.gz/06b29aafb7708acef8b3669835c8a7857ebc92d2}
+  '@electron/node-gyp@git+https://github.com/electron/node-gyp.git#06b29aafb7708acef8b3669835c8a7857ebc92d2':
+    resolution: {commit: 06b29aafb7708acef8b3669835c8a7857ebc92d2, repo: https://github.com/electron/node-gyp.git, type: git}
     version: 10.2.0-electron.1
     engines: {node: '>=12.13.0'}
     hasBin: true
@@ -5438,7 +5438,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  '@electron/node-gyp@https://codeload.github.com/electron/node-gyp/tar.gz/06b29aafb7708acef8b3669835c8a7857ebc92d2':
+  '@electron/node-gyp@git+https://github.com/electron/node-gyp.git#06b29aafb7708acef8b3669835c8a7857ebc92d2':
     dependencies:
       env-paths: 2.2.1
       exponential-backoff: 3.1.3
@@ -5475,7 +5475,7 @@ snapshots:
 
   '@electron/rebuild@3.7.0':
     dependencies:
-      '@electron/node-gyp': https://codeload.github.com/electron/node-gyp/tar.gz/06b29aafb7708acef8b3669835c8a7857ebc92d2
+      '@electron/node-gyp': git+https://github.com/electron/node-gyp.git#06b29aafb7708acef8b3669835c8a7857ebc92d2
       '@malept/cross-spawn-promise': 2.0.0
       chalk: 4.1.2
       debug: 4.4.3
diff --git a/resources/icon.png b/resources/icon.png
new file mode 100644
index 0000000..c58032d
Binary files /dev/null and b/resources/icon.png differ