fix deprecation, simplified

.github/workflows/gradle.yml

@@ -21,31 +21,20 @@ jobs:
           java-version: "21"
           check-latest: true
 
-      - name: Setup Gradle
-        uses: gradle/gradle-build-action@v3
-
-      - name: Read mod version
-        id: get_version
-        run: |
-          VERSION=$(grep '^mod_version' gradle.properties | head -n 1 | cut -d'=' -f2 | xargs)
-          echo "mod_version=${VERSION}" >> $GITHUB_OUTPUT
+      - name: Set up Gradle
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          gradle-home-cache-cleanup: true
 
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew
 
-      - name: Build release JAR
+      - name: Build (release)
         run: ./gradlew clean build -x test --no-daemon --stacktrace
 
-      - name: Prepare release artifact
-        run: |
-          VERSION="${{ steps.get_version.outputs.mod_version }}"
-          mkdir -p build/release
-          # Source JAR should already be saturnclient-<version>.jar
-          cp "build/libs/saturnclient-${VERSION}.jar" "build/release/saturnclient-${VERSION}.jar"
-
       - name: Upload build artifact
         uses: actions/upload-artifact@v4
         with:
-          name: "saturnclient-${{ steps.get_version.outputs.mod_version }}"
-          path: "build/release/saturnclient-${{ steps.get_version.outputs.mod_version }}.jar"
+          name: saturnclient-latest
+          path: build/libs/saturnclient-*.jar
           if-no-files-found: error