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gtm-present

Use when auditing slow page loads, heavy assets, or rendering delays related to Optimize Google Tag Manager implementation. Verify the actual bottleneck in DevTools, Lighthouse, or field data before recommending changes.

60

Quality

70%

Does it follow best practices?

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SecuritybySnyk

Passed

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tessl review fix ./skills/gtm-present/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

61%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

A concise, well-structured overview that delegates detail to a single reference file, but the body is light on executable guidance and explicit validation steps. Adding a concrete measurement command and an inline verify checkpoint would lift actionability and workflow clarity.

Suggestions

Add one concrete measurement snippet or command to the body (e.g., a Lighthouse CLI invocation or DevTools long-task check) so guidance is executable without opening the reference.

Make the validation checkpoint explicit in the Check/Fix flow (e.g., 'Re-measure in Lighthouse and confirm the targeted metric improves before finalizing').

Remove the overlap between the Quick Reference bullets and the Fix section to tighten the overview.

DimensionReasoningScore

Conciseness

Lean ~20-line overview that assumes Claude's competence and avoids explaining basics, with minor redundancy between the Quick Reference bullets and the Fix section.

4 / 5

Actionability

Provides specific high-level direction ('Use Server-Side GTM', 'Minimize tags and triggers') but the body itself lacks executable commands or code; the concrete guidance lives in references/rule.md.

3 / 5

Workflow Clarity

The Check→Fix→Explain→Code Review sections give a rough sequence, but validation checkpoints are only implicit ('describe the measurement method used to confirm the issue') and the explicit verification steps are in the reference.

3 / 5

Progressive Disclosure

Well-organized overview sections with a clearly signaled, one-level-deep pointer to the real references/rule.md file; minor gap is that only a single reference exists.

4 / 5

Total

14

/

20

Passed

Description

78%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A strong, third-person description with concrete trigger phrases and a clear niche. It could add a few synonyms (GTM, page weight) and a tighter capability list to reach the top anchor.

DimensionReasoningScore

Specificity

Names the GTM performance domain plus several concrete actions ('auditing slow page loads, heavy assets, or rendering delays', 'Verify the actual bottleneck in DevTools, Lighthouse, or field data'), with only minor coverage gaps.

4 / 5

Completeness

Has an explicit 'Use when...' trigger clause and a clear 'what' (auditing/verifying GTM's performance impact); both are present and concrete though the 'what' is framed as auditing rather than a full capability list.

4 / 5

Trigger Term Quality

Includes natural phrases users would say ('slow page loads', 'heavy assets', 'rendering delays', 'Google Tag Manager', 'Lighthouse') but misses common synonyms like 'GTM' or 'page weight'.

4 / 5

Distinctiveness Conflict Risk

Occupies a clear, narrow niche (GTM-specific performance auditing) with distinct triggers and minimal risk of firing for unrelated skills.

5 / 5

Total

17

/

20

Passed

Validation

93%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation15 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

metadata_version

'metadata.version' is missing

Warning

Total

15

/

16

Passed

Repository
thedaviddias/Front-End-Checklist
Reviewed

Table of Contents

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