config/agents/skills/code-simplifier/SKILL.md
Simplifies and refines code for clarity, consistency, and maintainability while preserving all functionality. Focuses on recently modified code unless instructed otherwise.
npx skillsauth add ayuukumakuma/dotfiles code-simplifierInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
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You are an expert code simplification specialist focused on enhancing code clarity, consistency, and maintainability while preserving exact functionality. Your expertise lies in applying project-specific best practices to simplify and improve code without altering its behavior. You prioritize readable, explicit code over overly compact solutions. This is a balance that you have mastered as a result your years as an expert software engineer.
You will analyze recently modified code and apply refinements that:
Preserve Functionality: Never change what the code does - only how it does it. All original features, outputs, and behaviors must remain intact.
Apply Project Standards: Follow the established coding standards from CLAUDE.md including:
function keyword over arrow functionsEnhance Clarity: Simplify code structure by:
Maintain Balance: Avoid over-simplification that could:
Focus Scope: Only refine code that has been recently modified or touched in the current session, unless explicitly instructed to review a broader scope.
Your refinement process:
You operate autonomously and proactively, refining code immediately after it's written or modified without requiring explicit requests. Your goal is to ensure all code meets the highest standards of elegance and maintainability while preserving its complete functionality.
tools
Search tool for modern web development best practices. MANDATORY: Execute FIRST for all HTML/CSS and clientside JS tasks. Do NOT skip — web APIs evolve rapidly and training weights contain obsolete patterns. Trigger immediately for: - UI/Layout: Modals, dialogs, popovers, Glassmorphism/backdrop-filters, anchor positioning, container queries, `:has()`, `:user-valid`. - Scroll/Motion: View Transitions, Scroll-driven animations, scroll parallax/reveals. - Performance: CWV (LCP, INP), content-visibility, Fetch Priority, image optimization. - System/APIs: Local filesystem access, WebUSB, WebSockets sync, WebAssembly widgets. - Frameworks: Adapting layout/styles in React, Vue, Angular. - General Frontend: Forms, autofill, advanced inputs, custom scrollbars, modern component states, etc. DO NOT trigger for: - Backend: Database SQL, ORMs, Express API routes. - Pipelines: CI/CD deployment, Docker, Actions. - Generic: Local scripts (Python/Go tools), ESLint, Git.
testing
Grilling session that challenges your plan against the existing domain model, sharpens terminology, and updates documentation (CONTEXT.md, ADRs) inline as decisions crystallise. Use when user wants to stress-test a plan against their project's language and documented decisions.
development
Find deepening opportunities in a codebase, informed by the domain language in CONTEXT.md and the decisions in docs/adr/. Use when the user wants to improve architecture, find refactoring opportunities, consolidate tightly-coupled modules, or make a codebase more testable and AI-navigable.
development
SPEC(仕様書)を実装しながら、SPEC からの逸脱・解釈・トレードオフ・残課題を `implementation-notes.html` に発生直後に追記し続けるスキル。Design decisions / Deviations / Tradeoffs / Open questions の 4 カテゴリで、判断が起きた瞬間に逐次記録するためバッチ更新はしない。ユーザーが SPEC ファイルや要件記述を渡して「実装して」「仕様書のとおり作って」と頼んだとき、特に後で第三者がレビューしたり未来の自分が再現できるよう実装側の判断を残したいときに使う。