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Analyze web page performance using Web Vitals and network timing metrics. Use when optimizing load times, checking Core Web Vitals, or investigating slow pages.
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SOC 職業分類に基づく
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Debug Node.js backend processes using non-blocking tracepoints, logpoints, exceptionpoints, and JavaScript execution. Use when debugging API servers, workers, or backend scripts.
Debug web applications by inspecting console logs, network requests, JavaScript errors, and using non-blocking tracepoints/logpoints. Use when debugging web pages, inspecting API calls, or tracing code execution.
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Perform visual testing and UI verification using screenshots and DOM inspection. Use when verifying UI appearance, comparing with designs, or checking for visual regressions.
| name | performance-audit |
| description | Analyze web page performance using Web Vitals and network timing metrics. Use when optimizing load times, checking Core Web Vitals, or investigating slow pages. |
Analyze web page performance using Web Vitals and network timing metrics.
This skill activates when:
o11y_get-web-vitals)
o11y_get-http-requests)| Metric | Good | Needs Work | Poor |
|---|---|---|---|
| LCP | ≤2.5s | 2.5-4s | >4s |
| INP | ≤200ms | 200-500ms | >500ms |
| CLS | ≤0.1 | 0.1-0.25 | >0.25 |
| TTFB | ≤800ms | 800-1800ms | >1800ms |