Add test workflow (#61)

* Add test workflow

* Add jdk setting step

* Add caching gradle cache step

* Add setting up android sdk step

.github/workflows/check_test.yml

@@ -0,0 +1,42 @@
+name: Check Test
+on: [pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Restore cached gradle
+        id: cache-gradle-restore
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ runner.os }}-gradle-caches
+
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '17'
+
+      - name: Setup Android SDK
+        uses: android-actions/setup-android@v3
+
+      - name: Check Unit Test
+        run: ./gradlew :eungabi:testDebugUnitTest
+
+      - name: Check Desktop Test
+        run: ./gradlew :eungabi:desktopTest
+
+      - name: Cache gradle caches
+        id: cache-gradle-save
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+          key: ${{ steps.cache-gradle-restore.outputs.cache-primary-key }}