update test workflow

Author: wisebaldone

.github/workflows/gradle.yml .github/workflows/test.yml.github/workflows/gradle.yml renamed to .github/workflows/test.yml

@@ -19,5 +19,14 @@ jobs:
         java-version: '21'
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v5
-    - name: Run Gradle test
+    - name: Build
+      run: ./gradlew build
+    - name: Test
       run: ./gradlew test
+    - name: Create Jars
+      run: ./gradlew jar fatJar
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: Package
+        path: build/libs