Wave 3 (#3): install Android SDK manually (setup-android pulls removed legacy package)

.gitea/workflows/release.yml

@@ -40,7 +40,21 @@ jobs:
           java-version: 21
 
       - name: Setup Android SDK
-        uses: android-actions/setup-android@v3
+        # Manual install: android-actions/setup-android pulls the removed
+        # legacy "tools" package and fails on current SDK repositories.
+        run: |
+          SDK="$HOME/android-sdk"
+          mkdir -p "$SDK/cmdline-tools"
+          curl -sS -o /tmp/cmdtools.zip https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip
+          unzip -q /tmp/cmdtools.zip -d "$SDK/cmdline-tools"
+          mv "$SDK/cmdline-tools/cmdline-tools" "$SDK/cmdline-tools/latest"
+          export PATH="$SDK/cmdline-tools/latest/bin:$PATH"
+          yes | sdkmanager --licenses > /dev/null
+          sdkmanager "platform-tools" "platforms;android-36" "build-tools;36.0.0"
+          echo "ANDROID_HOME=$SDK" >> "$GITHUB_ENV"
+          echo "ANDROID_SDK_ROOT=$SDK" >> "$GITHUB_ENV"
+          echo "$SDK/cmdline-tools/latest/bin" >> "$GITHUB_PATH"
+          echo "$SDK/platform-tools" >> "$GITHUB_PATH"
 
       - name: Install SDK packages
         run: |