create a pull request workflow to run the tests

.github/workflows/pull_request_tests.yml

@@ -0,0 +1,38 @@
+#name: Pull Request Tests
+#
+#on:
+#  pull_request:
+#    branches: [ "main" ]
+#
+#jobs:
+#  test:
+#
+#    runs-on: ubuntu-latest
+#
+#    steps:
+#      - uses: actions/checkout@v4
+#      - name: set up JDK 17
+#        uses: actions/setup-java@v3
+#        with:
+#          java-version: '17'
+#          distribution: 'zulu'
+#          cache: gradle
+#
+#      - name: Cache Gradle packages
+#        uses: actions/cache@v2
+#        with:
+#          path: |
+#            ~/.gradle/caches
+#            ~/.gradle/wrapper
+#          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+#          restore-keys: |
+#            ${{ runner.os }}-gradle-
+#
+#      - name: Grant execute permission for gradlew
+#        run: chmod +x gradlew
+#
+#      - name: Run Unit Tests
+#        run: ./gradlew test
+#
+#      - name: Run Instrumentation Tests
+#        run: ./gradlew connectedAndroidTest