Some modification

.github/workflows/release.yml

@@ -0,0 +1,40 @@
+name: Android Flutter Build then Release
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  build:
+    name: Build Android
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          flutter-version: '3.10.5' # Your current version of flutter
+          channel: 'stable'
+          cache: true
+          cache-key: 'flutter-:os:-:channel:-:version:-:arch:-:hash:'
+          cache-path: '${{ runner.tool_cache }}/flutter/:channel:-:version:-:arch:' 
+          architecture: x64
+
+      - name: Get dependencies
+        run: flutter pub get
+
+      - name: Build APK
+        run: flutter build apk
+
+      - name: Upload APK to Release
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ github.event.release.upload_url }}
+          asset_path: ./build/app/outputs/flutter-apk/app-release.apk
+          asset_name: app-release.apk
+          asset_content_type: application/vnd.android.package-archive