The workflow is not valid. .github/workflows/release.yml (Line: 10, Col: 9): Unexpected symbol: '+'. Located at position 28 within expression: github.ref == 'refs/tags/' + github.event.repository.release .github/workflows/release.yml (Line: 73, Col: 9): Unexpected symbol: '+'. Located at position 28 within expression: github.ref == 'refs/tags/' + github.event.repository.release