The workflow is not valid. .github/workflows/build_artifact.yml (Line: 45, Col: 9): Unrecognized named-value: 'env'. Located at position 45 within expression: !contains(github.event.head_commit.message, env.maven-release-plugin-prefix) .github/workflows/build_artifact.yml (Line: 79, Col: 9): Unrecognized named-value: 'env'. Located at position 45 within expression: !contains(github.event.head_commit.message, env.maven-release-plugin-prefix)