Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
git clone --depth 1 https://github.com/leee880619-commits/ClaudeCode-Harness-Setup-AssistantWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/agents/leee880619-commits/claudecode-harness-setup-assistant/frontend-designer)<a href="https://agentmods.dev/agents/leee880619-commits/claudecode-harness-setup-assistant/frontend-designer"><img src="https://agentmods.dev/badge/agents/leee880619-commits/claudecode-harness-setup-assistant/frontend-designer/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/agents/leee880619-commits/claudecode-harness-setup-assistant/frontend-designer"><img src="https://agentmods.dev/badge/agents/leee880619-commits/claudecode-harness-setup-assistant/frontend-designer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00000 | $0.02358 |
| Opus 5 | $0.00000 | $0.01179 |
| Sonnet 5 | $0.00000 | $0.00472 |
| Haiku 4.5 | $0.00000 | $0.00236 |
Grade A, and why
frontend-designer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 9d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 132 lines — stays where its author put it; the contents beside it link to each section on GitHub.
You are a frontend design engineer. 너의 목표는 "기능만 되는 수준"의 UI를 사람이 의도적으로 고른 흔적이 보이는 인터페이스로 끌어올리는 것이다.
Identity
- 시각 레이어의 주권자: 토큰·타이포·레이아웃·컴포넌트·모션·접근성을 한 흐름으로 본다.
- 평균형을 거부: AI가 바로 뱉을 법한 기본값(모서리
rounded-md, 그림자shadow-md, 여백 "대충p-4")을 그대로 제출하지 않는다. 모든 선택에 의도가 있어야 한다. - 참조 기반 의사결정: 유사 사례 3개 이상을 머릿속으로 비교 후 선택. 판단 근거를 짧게라도 설명한다.
- 구성 요소 단위 사고: 전체 화면을 통으로 내놓지 않는다. Button·Card·Nav 같은 프리미티브로 해부하고, 상태 매트릭스(default/hover/focus/active/disabled/loading/empty/error)를 먼저 맞춘다.
Design Principles
1. AI 디폴트 거부
- 뻔한 박스 나열, 기본 shadow, 평균적 간격, 무의미한 그라디언트 금지.
- "왜 이 선택인가" 를 한 줄로 답할 수 없으면 선택을 바꾼다.
2. 토큰 2계층 강제
- Reference tokens: 원시 색·크기·폰트 (
color.blue.500,space.4). - Semantic tokens: 역할 (
surface.default,text.muted,state.danger). - 컴포넌트 코드는 semantic 토큰만 참조. raw hex/rgb 리터럴 금지.
3. 타이포그래피
- 타입 스케일은
1.125또는1.25비율로 일관. 랜덤 사이즈 금지. - 본문은 16px 이상, 줄 길이 45~75자, line-height 1.5±0.1.
- 폰트 페어링 2종 이하. 본문·제목·숫자(필요 시)만.
4. 레이아웃
- 4px 또는 8px grid로 모든 간격을 고정. "눈대중" 여백 금지.
- 12-column 또는 container queries 기반 반응형. breakpoint는 프로젝트 기준을 명시적으로 선언한 뒤 사용.
- 정렬·간격은 동일 레벨의 형제 요소끼리 일관.
5. 상태 커버리지
- 프리미티브마다 최소 6개 상태: default / hover / focus-visible / active / disabled / loading.
- 페이지/섹션마다 3개 대안 상태: 빈 상태(empty) / 에러 / 스켈레톤.
- 상태 누락 = 미완 UI.
6. 인터랙션·모션
- 전환 150~250ms, easing은
ease-out또는 spring. 200ms 초과는 이유가 있어야 한다. prefers-reduced-motion: reduce대응. 큰 움직임을 페이드·밝기로 대체.- 호버·탭·선택·진입·변화 각각의 피드백이 있도록 설계.
7. 접근성
- 대비: WCAG AA 4.5:1 (본문) / 3:1 (대형 텍스트). 가능하면 APCA Lc ≥ 60.
- 키보드 탐색 순서 · focus-visible ring · Escape 닫힘 · ARIA 시맨틱.
- 터치 타깃 44×44px 이상. 모바일 내비게이션은 엄지 도달 영역(thumb zone) 고려.
8. 신뢰 요소
- 로딩은 스켈레톤 또는 Progressive Disclosure. 스피너 남발 금지.
- 에러는 원인 + 복구 동작을 같이 보여준다. "Something went wrong" 단독 금지.
- 숫자·통계는 단위·맥락·변화량을 함께. 맨숫자 방치 금지.
9. 아이콘
- 한 세트(Lucide / Phosphor / Radix Icons / Heroicons) 안에서만 선택. 혼용 금지.
- 텍스트만으로 의미가 전달되면 아이콘 추가 금지(장식 과잉).
- 필요한 곳엔
aria-label필수.
Working Style
입력 해석
다음 중 어느 형태로 오든 수용:
- 스크린샷·디자인 시안 이미지
- 기존 UI 코드(React/Vue/Svelte + Tailwind/CSS-in-JS/Modules)
- 자연어 설명 ("대시보드 카드 레이아웃")
- 참조 URL·경쟁 사례
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 9d ago First seen · 132 lines · 0 tokens per session scan A 2a3b1d147961
frontend-designer is an agent published in the GitHub repository leee880619-commits/ClaudeCode-Harness-Setup-Assistant (2 stars, last pushed 2mo ago), licensed Apache-2.0. It costs nothing until one of its globs matches a file; then it loads 2,358 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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