Mutation testing to validate test quality by introducing code changes and verifying tests catch them
/plugin marketplace add jeremylongshore/claude-code-plugins-plus/plugin install mutation-test-runner@jeremylongshore/claude-code-plugins-plusInteractive learning mode that requests meaningful code contributions at decision points (mimics the unshipped Learning output style)
Comprehensive feature development workflow with specialized agents for codebase exploration, architecture design, and quality review