viz 는 분석 결과를 차트 spec 으로 변환한다. 직접 차트 이미지를 그리지 않고 — spec dict 를 만들어 (a) emitchart(spec) 로 stdout 마커 출력 → AI tool result 로 인라인 렌더 또는 (b) landing/static/charts/{code}/manifest.json 정적 빌드 → svelte ChartRenderer 가 등록 chartType 단일 분기 렌더.
$npx -y skills add eddmpython/dartlab --skill vizInstalls into the current project.
Run `npx skills use "https://github.com/eddmpython/dartlab" --skill "eddmpython/dartlab/viz"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/eddmpython/dartlab" that are relevant to the current task. Run `npx skills add "https://github.com/eddmpython/dartlab"` and select the relevant skills, then follow their instructions.