mizchi

mizchi/chezmoi-dotfiles

Command Claude Code

A one-question-at-a-time command that checks understanding with four-choice quizzes and explains wrong or unknown answers before trying again.

mizchi/chezmoi-dotfiles

Command Claude Code

Release a MoonBit CLI project. Argument: minor or patch (default: patch).

mizchi/chezmoi-dotfiles

Command Claude Code

A review command that examines recent tasks and turns reusable lessons into ast-grep rules, skills, or CLAUDE.md instructions. ast-grep is a tool for finding code by its structure rather than only by exact text.

mizchi/chezmoi-dotfiles

Command Claude Code

A learning command that explains an item's public API or export surface, then checks and strengthens the user's understanding in a loop.

mizchi/chezmoi-dotfiles

Skill Claude CodeCodex

Use when working on github.com/mizchi/pkspec, especially release readiness, version bumps, GitHub Actions/Nix release checks, adapter DSL work, or the experimental Playwright/Vitest coverage presets. Covers the repo's spec gates, pkfire release flow, pkl CLI dependency gotchas, and what is intentionally still…

mizchi/skills

Skill Codex

Review screenshots or other images with OpenRouter vision models via bundled Deno scripts. Use for quick VRT sanity checks, invalid-image screening, or CI gates. scripts/review-image.ts returns freeform feedback; scripts/review-image-ci.ts returns strict pass|fail JSON and exits non-zero on fail.

mizchi/skills

Skill Claude CodeCodex

Entry-point for the @mizchi/vlmkit toolkit — VLM-driven frontend kit covering visual regression (snapshot / diff / regression-watch), markup synthesis from screenshots, design-token / theme / a11y / i18n audits, and a 2-stage VLM + LLM CSS auto-repair loop. Use when a coding agent has edited HTML/CSS and needs to know…

mizchi/skills

Skill Claude CodeCodex

Use when auditing or improving GitHub Actions workflows for a project. Covers cache setup (npm/pnpm/yarn), job parallelism, shard-based test splitting, artifact handling pitfalls, and Playwright-specific patterns. Trigger on: slow CI, cache miss, flaky shard jobs, merge-reports failures, or an explicit 'tune CI'…

mizchi/skills

Skill Claude CodeCodex

Persist flaker's DuckDB storage across GitHub Actions runs and feed it from multiple sources (vitest reports, custom adapter reports, etc.). Use when wiring @mizchi/flaker into a new repo's CI, adding a new ingest source to an existing flaker setup, or debugging why flaker apply / flaker run --gate ... "lost its…

mizchi/skills

Skill Codex

Use when GitHub Actions PR checks are failing on a pull request and need to be diagnosed or fixed. Inspects checks / logs via gh, drafts a fix plan, and implements only after explicit approval. Trigger on red checks, failing workflow runs, pr is failing CI reports — even if the user does not name a specific check. Out…

mizchi/skills

Skill Claude CodeCodex

Platform-agnostic OpenTelemetry reference — signal selection (traces/metrics/logs), span design, context propagation (W3C TraceContext), sampling strategies, and OTLP exporter config. Use before writing any OTel instrumentation to get design decisions right. Platform-specific skills (otel-node…

mizchi/skills

Skill Claude CodeCodex

Node.js OpenTelemetry setup — SDK init, auto-instrumentation packages, and the esbuild ESM silent-failure gotcha (instrumentation- packages produce no spans when bundled with esbuild --format=esm). Use when adding OTel to a Node.js/Hono/Express service or debugging missing spans after bundling. See opentelemetry for…

mizchi/skills

Skill Claude CodeCodex

Frontend architect perspective for the weekly review. Focuses on component design, state management, DOM usage, developer experience, and build configuration. Reads raw JSON from other audit scripts and produces an opinionated perspective report.

mizchi/skills

Skill Claude CodeCodex

Frontend Ops specialist perspective for the weekly review. Focuses on CI/CD, Scheduler, KPI ratchet, release process, Renovate / Dependabot health.

mizchi/skills

Skill Claude CodeCodex

Performance specialist perspective for the weekly review. Focuses on bundle size, LCP / CLS / INP, avoidable re-work, image and font optimization. Reads audit-bundle and audit-lighthouse raw output when available.

mizchi/skills

Skill Claude CodeCodex

React specialist perspective for the weekly review. Focuses on hooks discipline, re-rendering, Suspense / RSC, and Context design. Opinionated on React idioms.

mizchi/skills

Skill Claude CodeCodex

Security specialist perspective for the weekly review. Focuses on XSS/CSRF, authorization boundaries, input validation, secrets handling, and dependency CVEs.

mizchi/skills

Skill Claude CodeCodex

Use when writing or reviewing Gleam code on the Erlang target — especially Wisp + Mist HTTP services, OTP-based processes (genserver / supervisor analogues), justfile workflows, gleeunit testing, gleam format, GitHub Actions CI, and performance measurement. Trigger on gleam.toml, .gleam files, or Erlang/BEAM-related…

mizchi/skills

Skill Claude CodeCodex

Write MoonBit bindings to JavaScript with extern "js". Use for FFI declarations against browser/Node/Deno APIs or npm packages, wrapping JS objects in opaque types, bridging Promises (async fn / Promise::wait()), moon.pkg exports (esm/cjs/iife), and null/undefined at the JS boundary.

mizchi/skills

Skill Claude CodeCodex

MoonBit code generation and packaging best practices. Use when writing MoonBit code to avoid common AI mistakes with syntax, tests, and benchmarks, or when defining and publishing a Wasm executable with SKILL.md for the MoonBit Skills Marketplace.

mizchi/skills

Skill Codex

Plan and execute language-to-language server or application migrations with behavior parity. Use when porting modules, services, APIs, or runtimes between programming languages; generating source-runtime oracles and fixtures; generating migrated parity tests; detecting runtime, standard-library, serialization…

mizchi/skills

Skill Claude CodeCodex

Migrate a TypeScript codebase to MoonBit on the js target while keeping the same JavaScript API contract, using mizchi/js (JS/Web/Node bindings), mizchi/x (cross-target async backend: process/fs/http/ws), and mizchi/npmtyped (npm bindings). Use when porting a TS library, Node service, npm package, or Cloudflare Worker…

mizchi/skills

Skill Claude CodeCodex

Methodology for iteratively improving agent-facing instructions (skills / slash commands / CLAUDE.md / code-gen prompts) via bias-free executor + two-sided evaluation (self-report + instruction-side metrics). Meta-skill, invoke ONLY when the user explicitly asks for an "empirical" eval of a prompt or skill, or for the…

mizchi/skills

Skill Claude CodeCodex

A repository analysis guide that extracts domain terms, industry language, internal product vocabulary, implementation maps, technical structure, and onboarding diagrams. It can work across repositories or a GitHub organization.