Content
85%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
A clean, well-organized body that keeps SKILL.md as an overview and defers detail to a real, clearly signaled reference file. Its main weakness is actionability: the body itself contains no executable code or commands, relying entirely on the reference for concrete implementation.
Suggestions
Add at least one copy-paste-ready snippet to the body (e.g., a PurgeCSS config block or a Lighthouse/Coverage-panel command) so the skill is actionable without opening the reference.
Replace the opening explanatory sentence about CSS being render-blocking with a tighter purpose statement, since Claude already knows the critical-rendering-path concept.
Make the Check→Fix sequence explicit with numbered steps and a verify-after-fix checkpoint to strengthen workflow clarity for the audit/fix flow.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The body is lean and well-sectioned with no padding; the only borderline line is a single opening sentence on CSS being render-blocking, but every section earns its place and assumes Claude's competence, matching the 'lean and efficient' anchor rather than the verbose level-1 example. | 3 / 3 |
Actionability | It offers some concrete guidance — a '>50KB gzipped' threshold and named tools (PurgeCSS, Tailwind) — but provides no executable code or commands in the body itself (those live only in references/rule.md), so it falls in the 'some concrete guidance but incomplete' anchor rather than copy-paste-ready level 3. | 2 / 3 |
Workflow Clarity | For a simple audit/fix skill the Check → Fix → Explain → Code Review flow is clear and unambiguous, and the Code Review section even asks to 'describe the measurement method used to confirm the issue', providing an implicit verification checkpoint; the simple-skill allowance permits a 3 here. | 3 / 3 |
Progressive Disclosure | The body is a concise overview that clearly signals a single one-level-deep reference ('see references/rule.md' for full implementation details, code examples, and framework-specific guidance), and that file exists, matching the 'clear overview with well-signaled one-level-deep references' anchor. | 3 / 3 |
Total | 11 / 12 Passed |