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Task completion validation — verify deliverables match original requirements. Invoke whenever task involves completing work for the user — code changes, documentation, research, refactoring, or any de...
Vitest testing framework conventions and practices. Invoke whenever task involves any interaction with Vitest — writing tests, configuring vitest.config.ts, mocking modules, debugging test failures, s...
Shell script conventions and defensive patterns: strict mode, quoting, portability, error handling, and common pitfalls. Invoke whenever task involves writing or reviewing shell scripts (.sh, .bash, ....
TypeScript type system, strict mode, and TS-specific patterns beyond JavaScript fundamentals. Invoke whenever task involves any interaction with TypeScript code — writing, reviewing, refactoring, debu...
React component discipline: pure components, minimal state, effects as escape hatches. Invoke whenever task involves any interaction with React code — writing, reviewing, refactoring, debugging, or un...
Claude Code subagent lifecycle: creation, configuration, evaluation, and troubleshooting. Invoke whenever task involves any interaction with Claude Code subagents — designing, debugging, iterating, or...
Design Claude Code output styles: persona, tone, and behavioral rules that replace the default system prompt. Invoke whenever task involves any interaction with output styles — creating, editing, eval...
Vue 3 Composition API discipline: reactivity-aware, type-safe, composable. Invoke whenever task involves any interaction with Vue code — writing, reviewing, refactoring, debugging, or understanding .v...
Prompt design techniques for LLMs: structure, examples, reasoning patterns, and optimization. Invoke whenever task involves any interaction with AI instructions — crafting, debugging, improving, or ev...
Git commit messages. Invoke when creating, reviewing, or asking questions about commit messages.
Authoritative Claude Code reference: plugins, hooks, skills, MCP servers, settings, and extensibility APIs. Invoke for any question about Claude Code capabilities, configuration, or how to implement f...