Update ci.yml

Author: ewjoachim

.github/workflows/ci.yml

@@ -25,14 +25,18 @@ jobs:
       - name: Launch tests & generate report
         run: pytest
 
-      - name: Launch the action
+      - name: Coverage comment
+        id: coverage_comment
         uses: ewjoachim/python-coverage-comment-action@v2
         with:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ github.token }}
           VERBOSE: true
 
       - name: Store Pull Request comment to be posted
         uses: actions/upload-artifact@v2
+        if: steps.coverage_comment.outputs.COMMENT_FILE_WRITTEN == "true"
         with:
+          # If you use a different name, update COMMENT_ARTIFACT_NAME accordingly
           name: python-coverage-comment-action
+          # If you use a different name, update COMMENT_FILENAME accordingly
           path: python-coverage-comment-action.txt