improve release process, generate split apks for each arch

.github/workflows/release.yml

@@ -26,7 +26,6 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: recursive
-      - run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
       - run: cp jni/deltachat-core-rust/rust-toolchain .
       - uses: actions-rs/toolchain@v1
       - uses: Swatinem/rust-cache@v1
@@ -49,37 +48,20 @@ jobs:
           ./scripts/install-toolchains.sh && ./ndk-make.sh
 
       - name: Build APK
-        run: ./gradlew --no-daemon assembleGplayRelease
+        run: |
+          mkdir -p ~/.gradle
+          echo -n ${{ secrets.SIGNING_KEY }} | base64 -d >> ~/app.keystore
+          echo "DC_RELEASE_STORE_FILE=$HOME/app.keystore" >> ~/.gradle/gradle.properties
+          echo "DC_RELEASE_STORE_PASSWORD=${{ secrets.KEY_STORE_PASSWORD }}" >> ~/.gradle/gradle.properties
+          echo "DC_RELEASE_KEY_ALIAS=${{ secrets.ALIAS }}" >> ~/.gradle/gradle.properties
+          echo "DC_RELEASE_KEY_PASSWORD=${{ secrets.KEY_PASSWORD }}" >> ~/.gradle/gradle.properties
+          ./gradlew --no-daemon assembleGplayRelease
 
-      - name: Sign APK
-        uses: r0adkll/sign-android-release@v1
-        # ID used to access action output
-        id: sign_app
+      - name: Release
+        uses: softprops/action-gh-release@v1
         with:
-          releaseDirectory: build/outputs/apk/gplay/release
-          signingKeyBase64: ${{ secrets.SIGNING_KEY }}
-          alias: ${{ secrets.ALIAS }}
-          keyStorePassword: ${{ secrets.KEY_STORE_PASSWORD }}
-          keyPassword: ${{ secrets.KEY_PASSWORD }}
-
-      - name: Create Release
-        id: create_release
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          tag_name: ${{ github.ref }}
-          release_name: ${{ env.RELEASE_VERSION }}
-          draft: false
-          prerelease: false
-
-      - name: Upload Release Asset
-        id: upload-release-asset
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: ${{steps.sign_app.outputs.signedReleaseFile}}
-          asset_name: ${{ env.RELEASE_VERSION }}.apk
-          asset_content_type: application/zip
+          token: "${{ secrets.GITHUB_TOKEN }}"
+          body: "Auto-generated release"
+          prerelease: ${{ contains(github.event.ref, '-beta') }}
+          fail_on_unmatched_files: true
+          files: build/outputs/apk/gplay/release/*.apk