ci: add android workflow for build test lint and detekt

.github/workflows/android-ci.yml

@@ -0,0 +1,45 @@
+name: Android CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  android:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: https://git.daemonlord.ru/actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up JDK 17
+        uses: https://git.daemonlord.ru/actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 17
+
+      - name: Set up Android SDK
+        uses: https://git.daemonlord.ru/actions/setup-android@v3
+
+      - name: Make Gradlew executable
+        run: chmod +x ./android/gradlew
+
+      - name: Build + Unit tests + Lint
+        working-directory: android
+        run: ./gradlew --no-daemon clean testDebugUnitTest lintDebug assembleDebug assembleDebugAndroidTest
+
+      - name: Detekt (if configured)
+        working-directory: android
+        run: |
+          if ./gradlew -q tasks --all | grep -q "detekt"; then
+            ./gradlew --no-daemon detekt
+          else
+            echo "Detekt task is not configured, skipping."
+          fi
+