ci: remove Android Node 20 action warnings

.github/workflows/ci.yml

@@ -747,23 +747,37 @@ jobs:
         uses: actions/setup-java@v5
         with:
           distribution: temurin
-          # setup-android's sdkmanager currently crashes on JDK 21 in CI.
+          # Keep sdkmanager on the stable JDK path for Linux CI runners.
           java-version: 17
 
-      - name: Setup Android SDK
-        uses: android-actions/setup-android@v3
-        with:
-          accept-android-sdk-licenses: false
+      - name: Setup Android SDK cmdline-tools
+        run: |
+          set -euo pipefail
+          ANDROID_SDK_ROOT="$HOME/.android-sdk"
+          CMDLINE_TOOLS_VERSION="12266719"
+          ARCHIVE="commandlinetools-linux-${CMDLINE_TOOLS_VERSION}_latest.zip"
+          URL="https://dl.google.com/android/repository/${ARCHIVE}"
+
+          mkdir -p "$ANDROID_SDK_ROOT/cmdline-tools"
+          curl -fsSL "$URL" -o "/tmp/${ARCHIVE}"
+          rm -rf "$ANDROID_SDK_ROOT/cmdline-tools/latest"
+          unzip -q "/tmp/${ARCHIVE}" -d "$ANDROID_SDK_ROOT/cmdline-tools"
+          mv "$ANDROID_SDK_ROOT/cmdline-tools/cmdline-tools" "$ANDROID_SDK_ROOT/cmdline-tools/latest"
+
+          echo "ANDROID_SDK_ROOT=$ANDROID_SDK_ROOT" >> "$GITHUB_ENV"
+          echo "ANDROID_HOME=$ANDROID_SDK_ROOT" >> "$GITHUB_ENV"
+          echo "$ANDROID_SDK_ROOT/cmdline-tools/latest/bin" >> "$GITHUB_PATH"
+          echo "$ANDROID_SDK_ROOT/platform-tools" >> "$GITHUB_PATH"
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v4
+        uses: gradle/actions/setup-gradle@v5
         with:
           gradle-version: 8.11.1
 
       - name: Install Android SDK packages
         run: |
-          yes | sdkmanager --licenses >/dev/null
-          sdkmanager --install \
+          yes | sdkmanager --sdk_root="${ANDROID_SDK_ROOT}" --licenses >/dev/null
+          sdkmanager --sdk_root="${ANDROID_SDK_ROOT}" --install \
             "platform-tools" \
             "platforms;android-36" \
             "build-tools;36.0.0"