Debug apk added.

Author: Rae-ARK

.github/workflows/build apk.yml

@@ -0,0 +1,46 @@
+name: Build APK
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+  workflow_dispatch:
+  release:
+    types: [ published ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: '17'
+
+      - name: Set up Android SDK
+        uses: android-actions/setup-android@v3
+
+      - name: Set up Gradle
+        uses: gradle/actions/setup-gradle@v4
+        with:
+          gradle-version: '8.7'
+
+      - name: Build APK
+        run: gradle assembleDebug --no-daemon --stacktrace
+
+      - name: Upload APK
+        uses: actions/upload-artifact@v4
+        with:
+          name: arklight-viewer-apk
+          path: app/build/outputs/apk/debug/*.apk
+
+      - name: Attach APK to GitHub Release
+        if: github.event_name == 'release'
+        uses: softprops/action-gh-release@v2
+        with:
+          files: app/build/outputs/apk/debug/*.apk