mutation-testing

This skill is coherent with its stated purpose (automated, risk-guided mutation testing) and does not contain obvious indicators of malicious code or supply-chain download/execute behavior. The primary risks are operational: it performs local repository mutations, commits, reverts, and modifies tests automatically. These actions are powerful and could cause repository corruption, accidental inclusion of unsafe mutants, or unintended pushes if executed without strict safeguards and human review. The inclusion of 'security mutations' (e.g., removing auth checks) is appropriate for testing but increases the need for caution: the workflow must ensure mutants are never pushed to protected branches and that users approve destructive steps. Overall I find no direct evidence of hidden exfiltration, obfuscation, or external credential harvesting, but the automation level raises moderate security risk if executed autonomously or without careful CI/process controls.