Visual diff testing with Percy, Chromatic, BackstopJS - catch unintended UI changes
/plugin marketplace add jeremylongshore/claude-code-plugins-plus
/plugin install visual-regression-tester@jeremylongshore/claude-code-plugins-plus
Visual regression testing with screenshot comparison and diff analysis
Comprehensive feature development workflow with specialized agents for codebase exploration, architecture design, and quality review
Comprehensive PR review agents specializing in comments, tests, error handling, type design, code quality, and code simplification
Test-driven development methodology with red-green-refactor cycles and code review
Essential developer skills including Git workflows, SQL optimization, error handling, code review, E2E testing, authentication, debugging, and monorepo management