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Found 314 Skills
Set up Biome (default) or ESLint + Prettier, Vitest testing, and pre-commit hooks for any JavaScript/TypeScript project. Uses Bun as the package manager. Use this skill when initializing code quality tooling for a new project or adding linting to an existing one.
Automatically suggest tests for new functions and components. Use when new code is written, functions added, or user mentions testing. Creates test scaffolding with Jest, Vitest, Pytest patterns. Triggers on new functions, components, test requests, testing mentions.
This skill should be used when the user asks to "write tests", "add tests", "test coverage", "run tests", "debug failing tests", "mock functions", or mentions Vitest, unit tests, component tests, test-driven development, or testing utilities. Provides comprehensive Vitest v4 guidance for TypeScript React/Next.js projects.
Use when vitest performance optimization including fast execution, watch mode, and parallelization strategies.
Set up Cloudflare Workers with Hono routing, Vite plugin, and Static Assets using production-tested patterns. Prevents 6 errors: export syntax, routing conflicts, HMR crashes, and Service Worker format confusion. Use when: creating Workers projects, configuring Hono or Vite for Workers, deploying with Wrangler, adding Static Assets with SPA fallback, or troubleshooting export syntax, API route conflicts, scheduled handlers, or HMR race conditions. Keywords: Cloudflare Workers, CF Workers, Hono, wrangler, Vite, Static Assets, @cloudflare/vite-plugin, wrangler.jsonc, ES Module, run_worker_first, SPA fallback, API routes, serverless, edge computing, "Cannot read properties of undefined", "Static Assets 404", "A hanging Promise was canceled", "Handler does not export", deployment fails, routing not working, HMR crashes
Modern JavaScript/TypeScript testing with Vitest including mocking and coverage.
Configure TypeScript project tooling for existing Node or frontend projects without app scaffolding. Use for TS starter setup, TS lint/format/test setup, Node TypeScript starter, or Vite TypeScript config requests.
Frontend implementation guide for React 19 + TypeScript + Vite 8 monorepo projects. Covers tech stack, project structure (bun workspaces), state management (TanStack Query for async requests + Zustand for client state), UI (shadcn/ui + Tailwind CSS 4.2), theming (light/dark/system), i18n (react-i18next), routing (React Router 7), and coding conventions. Use when scaffolding, developing, or reviewing frontend web applications.
Craft CMS 5 front-end Twig development — atomic design, template architecture, component patterns, Vite buildchain. Covers the full site template surface: atoms, molecules, organisms, props/extends/block pattern, layout chains, view routing, content builders, image presets, Tailwind named-key collections, multi-brand CSS tokens, JavaScript boundaries (Alpine/DataStar/Vue), Vite asset loading. Triggers on: {% include ... only %}, {% embed %}, _atoms/, _molecules/, _organisms/, _views/, _builders/, _boilerplate/, component--variant.twig, _component--props.twig, image presets, Tailwind class collections, collect({}), utilities prop, multi-brand theming, data-brand, hero sections, card components, content builders, Matrix block rendering, craft.vite.script, vite.php, vite.config.ts, nystudio107, buildchain, asset loading, per-page scripts. Always use when creating, editing, or reviewing any Craft CMS front-end Twig template, component, layout, view, builder, or buildchain configuration.
Vite-specific bundle optimization patterns. Use when configuring builds, code splitting, managing dependencies, or troubleshooting slow Vite builds.
MUST be used whenever fixing test coverage for a Dune app to meet the 80% line coverage hard gate. This skill finds AND fixes coverage gaps — it configures tooling, writes missing tests, covers untested paths, and refactors code for testability. It does not just report. Triggers: test coverage, fix tests, write tests, add tests, coverage fix, 80% coverage, coverage gate, missing tests, testability, vitest coverage, jest coverage.
Install and configure Trident UI component library for Vite and Next.js projects