fix: update artifact upload names and add test report upload step in CI workflow

Author: sharrlotte

.github/workflows/gradle.yml

@@ -26,9 +26,16 @@ jobs:
          - name: Upload built jar file
            uses: actions/upload-artifact@v4
            with:
-              name: ${{ github.event.repository.name }}
+              name: ${{ github.event.repository.name }}-test
               path: build/libs/${{ github.event.repository.name }}.jar
 
+         - name: Upload test report
+           if: always() # ensures this runs even if tests fail
+           uses: actions/upload-artifact@v4
+           with:
+              name: test-report
+              path: build/reports/tests/test/
+
          - uses: "marvinpinto/action-automatic-releases@latest"
            with:
               repo_token: "${{ secrets.GITHUB_TOKEN }}"