added: show @debug message in CI if debug logging is activated

Author: franckgaga

.github/workflows/CI.yml

@@ -39,4 +39,7 @@ jobs:
       - uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          fail_ci_if_error: false 
+          fail_ci_if_error: false
+      - name: Set JULIA_DEBUG environment variable
+        if: ${{ runner.debug == '1' }}
+        run: echo "JULIA_DEBUG=all" >> $GITHUB_ENV