fix: resolve Jellyfin, logout, playback, and Android regressions

.github/workflows/ci.yml

@@ -139,6 +139,56 @@ jobs:
             echo "No tests found, skipping test execution"
           fi
 
+  android-test:
+    name: Android JVM Unit Tests
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: "temurin"
+          java-version: "17"
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: "stable"
+          flutter-version: "3.44.0"
+          cache: true
+          pub-cache: false
+
+      - name: Cache Pub dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.pub-cache
+          key: ${{ runner.os }}-pub-v3-${{ hashFiles('**/pubspec.yaml', '**/pubspec.lock') }}
+
+      - name: Cache Gradle
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
+            ${{ runner.os }}-gradle-
+
+      - name: Install dependencies
+        run: flutter pub get
+
+      - name: Configure Android local properties
+        run: printf 'flutter.sdk=%s\nsdk.dir=%s\n' "$FLUTTER_ROOT" "$ANDROID_HOME" > android/local.properties
+
+      - name: Run Android JVM unit tests
+        working-directory: android
+        run: ./gradlew :app:testDebugUnitTest :saf_util:testDebugUnitTest :libass:testDebugUnitTest -x :app:compileFlutterBuildDebug --continue
+
   native-format:
     name: Native Formatting
     runs-on: ubuntu-latest