Update workflow for build job

.github/workflows/check-pr.yml

@@ -2,9 +2,11 @@ name: Check PR
 
 on:
   pull_request:
-    branches: [ "main" ]
+    branches: ["main"]
     paths-ignore:
       - "docs/**"
+      - "art/**"
+      - "*.md"
 
 concurrency:
   group: pull_request-${{ github.ref }}
@@ -19,25 +21,53 @@ jobs:
       contents: write
 
     steps:
-    - uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
-
-    - name: Setup Java
-      uses: actions/setup-java@v4
-      with:
-        distribution: zulu
-        java-version: 17
-
-    - name: Setup Gradle
-      uses: gradle/actions/setup-gradle@v3
-      with:
-        cache-read-only: ${{ github.ref != 'refs/heads/main' }}
-
-    - name: Apply Spotless rules
-      run: ./gradlew spotlessApply
-
-    - name: Commit newly formatted files
-      uses: stefanzweifel/git-auto-commit-action@v5
-      with:
-        file_pattern: "**/*.kt **/*.gradle.kts **/*.yml"
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup java
+        uses: actions/setup-java@v4
+        with:
+          distribution: "zulu"
+          java-version: 17
+
+      - name: Apply spotless rules
+        run: ./gradlew spotlessApply
+
+      - name: Commit newly formatted files
+        uses: stefanzweifel/git-auto-commit-action@v5
+        with:
+          file_pattern: "**/*.kt **/*.gradle.kts **/*.yml"
+
+  build:
+    strategy:
+      matrix:
+        os: [ macos-latest, ubuntu-latest ]
+        job: [ test ]
+
+    runs-on: ${{ matrix.os }}
+    permissions:
+      contents: read        
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup java
+        uses: actions/setup-java@v4
+        with:
+          distribution: "zulu"
+          java-version: 17
+
+      - name: Setup gradle
+        uses: gradle/actions/setup-gradle@v3
+
+      # macos-latest
+      - name: Run tests on ${{ matrix.os }}
+        if: matrix.os == 'macos-latest' && matrix.job == 'test'
+        run: ./gradlew iosX64Test
+
+      # ubuntu-latest
+      - name: Run tests on ${{ matrix.os }}
+        if: matrix.os == 'ubuntu-latest' && matrix.job == 'test'
+        run: |
+          ./gradlew testDebugUnitTest desktopTest wasmJsTest