feat: Add Android CI workflow for testing and building APKs

.gitea/workflows/test.yml

@@ -113,10 +113,21 @@ jobs:
         uses: https://github.com/actions/checkout@v3
 
       - name: Set up Flutter
-        uses: https://github.com/subosito/flutter-action@v2
-        with:
-          channel: ${{ env.flutter_channel }}
-          flutter-version: ${{ env.flutter_version }}
+        run: |
+          FLUTTER_DIR="${{ env.my_local_cache_dir }}flutter"
+          if [ ! -f "$FLUTTER_DIR/bin/flutter" ]; then
+            echo "Downloading Flutter ${{ env.flutter_version }}..."
+            curl -fsSL -o /tmp/flutter.tar.xz "https://storage.googleapis.com/flutter_infra_release/releases/${{ env.flutter_channel }}/linux/flutter_linux_${{ env.flutter_version }}-${{ env.flutter_channel }}.tar.xz"
+            echo "Extracting Flutter..."
+            mkdir -p "${{ env.my_local_cache_dir }}"
+            tar xf /tmp/flutter.tar.xz -C "${{ env.my_local_cache_dir }}"
+            rm /tmp/flutter.tar.xz
+          else
+            echo "Flutter already cached at $FLUTTER_DIR"
+          fi
+          echo "$FLUTTER_DIR/bin" >> $GITHUB_PATH
+          echo "$FLUTTER_DIR/bin/cache/dart-sdk/bin" >> $GITHUB_PATH
+          echo "$HOME/.pub-cache/bin" >> $GITHUB_PATH
 
       # - name: Print flutter-action outputs
       #   shell: bash
@@ -134,7 +145,9 @@ jobs:
 
       - name: Fix dir permissions
         run: |
-          git config --global --add safe.directory /opt/hostedtoolcache/flutter/${{ env.flutter_channel }}-${{ env.flutter_version }}-${{ steps.flutter-action.outputs.ARCHITECTURE }}
+          ARCH=$(uname -m)
+          if [ "$ARCH" = "x86_64" ]; then ARCH="x64"; fi
+          git config --global --add safe.directory "${{ env.my_local_cache_dir }}flutter"
           flutter config --android-sdk="$ANDROID_HOME"
           flutter doctor -v