AI-Powered Mutation Testing

Target: $ARGUMENTS

If no argument provided, default to files changed in the current branch (via git diff).

This skill implements the mutation testing workflow: generate targeted mutants, filter unproductive ones, run tests to find survivors, and harden the test suite by strengthening or creating tests that kill surviving mutants.

Step 1: Gather Context

1a. Identify Target Files

Determine what to mutate based on $ARGUMENTS: