fixup! try a simplier version of the 'build' workflow

Author: garaud

.github/workflows/build.yaml

@@ -13,8 +13,12 @@ jobs:
       uses: actions/setup-java@v4
       with:
         distribution: 'temurin'
-        java-version: 17
+        java-version: 21
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v4
-    - name: Build with Gradle
-      run: ./gradlew build
+    - name: Check Format
+      run: ./gradlew spotlessCheck
+    - name: Compile
+      run: ./gradlew assemble
+    - name: Run Tests
+      run: ./gradlew check