Function verify_github_attestation 

pub async fn verify_github_attestation(
    artifact_path: &Path,
    owner: &str,
    repo: &str,
    token: Option<&str>,
    signer_workflow: Option<&str>,
) -> Result<bool>

Verify a GitHub artifact attestation

Arguments

• artifact_path - Path to the artifact file to verify
• owner - GitHub organization or user that owns the repository
• repo - Repository name (without owner)
• token - Optional GitHub token for API authentication
• signer_workflow - Optional workflow path to verify against