Jest Generator Skill Purpose Generate Jest-based unit tests for JavaScript and TypeScript code, following Jest conventions and best practices with proper mocking, describe blocks, and code organization. When to Use - Generate Jest tests for JavaScript/TypeScript modules - Create test files for React components - Add missing test coverage to existing code - Need Jest-specific patterns (mocks, spies, snapshots) Test File Naming Source to Test Mapping: - → - → - → Running Tests Jest Test Structure Jest-Specific Patterns Mocking Async Testing Timers Common Matchers React Component Testing Quality…