ci: add cache and api target 31

.github/workflows/android_test.yml

@@ -10,14 +10,16 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        api-level: [21, 26, 29]
+        api-level: [21, 26, 29, 31]
         include:
           - api-level: 21
             arch: 'x86'
           - api-level: 26
             arch: 'x86_64'
           - api-level: 29
             arch: 'x86_64'
+          - api-level: 31
+            arch: 'x86_64'
     steps:
       - name: checkout
         uses: actions/checkout@v4
@@ -37,6 +39,28 @@ jobs:
           sudo udevadm control --reload-rules
           sudo udevadm trigger --name-match=kvm
 
+      - name: Gradle cache
+        uses: gradle/actions/setup-gradle@v3
+
+      - name: AVD cache
+        uses: actions/cache@v4
+        id: avd-cache
+        with:
+          path: |
+            ~/.android/avd/*
+            ~/.android/adb*
+          key: avd-${{ matrix.api-level }}
+
+      - name: create AVD and generate snapshot for caching
+        if: steps.avd-cache.outputs.cache-hit != 'true'
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: ${{ matrix.api-level }}
+          force-avd-creation: false
+          emulator-options: -no-window -no-boot-anim -camera-back emulated -camera-front emulated -gpu swiftshader_indirect
+          disable-animations: false
+          script: echo "Generated AVD snapshot for caching."
+
       - name: run android tests
         uses: reactivecircus/android-emulator-runner@v2
         with: