Try saving coverage report

Author: huntharo

.github/actions/coverage-report/action.yml

@@ -39,3 +39,10 @@ runs:
         body: |
           ### 📊 ${{ inputs.title }}
           ${{ steps.parse.outputs.coverage-summary }}
+
+    - name: Upload Coverage Report
+      if: github.event_name == 'pull_request'
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-report
+        path: coverage/