WIP Added android build workflow

.github/workflows/build.yml

@@ -0,0 +1,40 @@
+name: react-native-android-build-apk
+on:
+  pull_request:
+    branches:
+      - dev
+jobs:
+  install-and-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Node.js environment
+        uses: actions/setup-node@v3
+        with:
+          node-version: "20.x"
+      - name: Install npm dependencies
+        run: |
+          npm install
+  build-android:
+    needs: install-and-test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install npm dependencies
+        run: |
+          npm install
+      - name: Build Android Release
+        run: |
+          cd android && ./gradlew assembleRelease
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: app-release.apk
+          path: android/app/build/outputs/apk/release/
+      - name: Post Artifact Link in PR Comment
+        uses: unsplash/comment-on-pr@master
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          msg: "Android APK build is complete. You can download the release APK here: [Download APK](https://github.com/${{ github.repository }}/actions/runs/${{github.run_id}})"
+          check_for_duplicate_msg: false