upload coverage to codecov

Author: wahln

.github/workflows/coverage-report.yml

@@ -29,6 +29,13 @@ jobs:
                   file: coverage/coverage.json
                   format: coveralls
 
+            - name: Upload to Codecov
+              uses: codecov/codecov-action@v4
+              with:
+                  token: ${{ secrets.CODECOV_TOKEN }}
+                  file: coverage/coverage.xml
+                  fail_ci_if_error: false
+            
             - name: Publish Coverage Report
               uses: irongut/[email protected]
               with: