Testing Skill This skill covers testing patterns in Storefront Next — Vitest for unit tests and Storybook for component stories, interaction tests, and accessibility validation. Unit Tests (Vitest) Test files live alongside source files with or extension: Test Utilities Shared utilities in : - — Mock configuration objects and ConfigProvider wrappers - — Context provider helpers for testing - — Test context providers Running Tests Coverage Requirements Thresholds enforced in : | Metric | Minimum | |--------|---------| | Lines | 73% | | Statements | 73% | | Functions | 72% | | Branches | 67% |…