github: let flutter handle signing

.github/workflows/android-play-store.yml

@@ -29,14 +29,19 @@ jobs:
           restore-keys: |
             ${{ runner.OS }}-saber-
 
-      - name: Remove signingConfig
-        run: ./patches/remove_signing_android.sh
-
       - name: Remove REQUEST_INSTALL_PACKAGES permission
         run: ./patches/remove_request_install_packages_permission.sh
 
       - name: Remove simulator dependency
         run: ./patches/remove_simulator_dependency.sh
+
+      - name: Setup keystore
+        run: |
+          echo "${{ secrets.SIGNING_KEY }}" | base64 -d > android/android.keystore
+          echo "storePassword=${{ secrets.KEY_STORE_PASSWORD }}" > android/key.properties
+          echo "keyPassword=${{ secrets.KEY_PASSWORD }}" >> android/key.properties
+          echo "keyAlias=${{ secrets.ALIAS }}" >> android/key.properties
+          echo "storeFile=../android.keystore" >> android/key.properties
 
       - name: Setup Flutter
         uses: subosito/flutter-action@v2
@@ -64,23 +69,8 @@ jobs:
             --dart-define=UPDATE_CHECK="false" \
             --dart-define=DIRTY="false"
 
-      - name: Move unsigned apk
-        run: |
-          mkdir -p output
-          mv build/app/outputs/bundle/release/app-release.aab output/Saber.aab
-
-      - name: Sign aab
-        uses: ilharp/sign-android-release@v1
-        id: sign_app
-        with:
-          releaseDir: output
-          signingKey: ${{ secrets.SIGNING_KEY }}
-          keyAlias: ${{ secrets.ALIAS }}
-          keyStorePassword: ${{ secrets.KEY_STORE_PASSWORD }}
-          keyPassword: ${{ secrets.KEY_PASSWORD }}
-
-      - name: Rename signed apk
-        run: mv ${{ steps.sign_app.outputs.signedFile }} output/Saber.aab
+      - name: Rename aab
+        run: mv build/app/outputs/bundle/release/app-release.aab output/Saber.aab
 
       - name: Upload artifact
         uses: actions/upload-artifact@v4