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generate-preset

Optional sub-skill of self-media-composer. Generates a custom CSS + JS preset pair from a user's style description. Load this skill when the user chooses "Custom style" in Step 4.1 of the self-media-composer workflow, or explicitly asks to create / design a new visual template. English triggers: - "make a new preset", "create a style for me", "I want a custom template" - "design a theme that looks like…", "generate a matching preset" - User provides a reference image / Figma frame / screenshot and asks for a matching preset Multilingual triggers: - Equivalent custom-style, new-template, theme-design, palette-system, design-system, reference-image, Figma, or screenshot-matching requests in any user language.

72

Quality

88%

Does it follow best practices?

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SecuritybySnyk

Passed

No findings from the security scan

SKILL.md
Quality
Evals
Security

Quality

Content

86%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 well-structured, highly actionable skill body with a clear sequenced workflow, concrete constraints, a worked example, and clean one-level-deep references. The main improvement areas are removing the duplicated trigger lists for conciseness and adding an explicit fix-retry loop to the validation checklist.

Suggestions

Remove or shorten the duplicated English/multilingual trigger lists in the 'When to Load This Skill' section since they already appear verbatim in the frontmatter description.

Turn the Quality Checklist into a feedback loop by adding an explicit 'if any item fails, return to the relevant G-step, fix, and re-verify before handoff' instruction.

Consider listing 2-3 concrete generation actions (e.g. 'derives design tokens, authors CSS+JS, builds a preview gallery') to lift the specificity of the opening summary.

DimensionReasoningScore

Conciseness

The body is dense and mostly earns its tokens (token tables, exact constraints, checklists), but the English and multilingual trigger lists are duplicated verbatim from the frontmatter and could be trimmed, so it is efficient with minor over-explanation rather than perfectly lean.

4 / 5

Actionability

Fully actionable guidance: verbatim CSS constraint ('html, body { width:540px; height:720px; overflow:hidden; }'), exact IIFE wrapper, required token set, CDN URL, platform layout table, and a worked Soft Pastel example with concrete hex values.

5 / 5

Workflow Clarity

Steps G1–G7 are clearly sequenced with an overwrite-confirmation checkpoint (G6) and a thorough Quality Checklist serving as pre-handoff validation, but there is no explicit validate-then-fix-retry feedback loop, leaving a minor validation gap.

4 / 5

Progressive Disclosure

Clear overview with three well-signaled one-level-deep references (css-anatomy.md, js-skeleton.md, preview-skeleton.md — all verified to exist), each mapped to a specific step via a load-timing table; content is appropriately split between body and references.

5 / 5

Total

18

/

20

Passed

Description

90%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, well-targeted description that explicitly covers both what it does and when to load it, with comprehensive natural and multilingual trigger phrases. The only weaker dimension is specificity, which states one concrete action rather than enumerating several.

DimensionReasoningScore

Specificity

Names the domain ('custom CSS + JS preset pair') and one concrete action ('Generates ... from a user's style description'), but does not list several specific actions, so it sits at the domain-plus-1-2-actions anchor rather than 4.

3 / 5

Completeness

Explicitly answers both what ('Generates a custom CSS + JS preset pair') and when ('Load this skill when the user chooses Custom style in Step 4.1 ... or explicitly asks to create / design a new visual template') with concrete trigger phrases.

5 / 5

Trigger Term Quality

Comprehensive natural phrases users would actually say ('make a new preset', 'create a style for me', 'design a theme that looks like…', 'generate a matching preset') plus synonyms and multilingual equivalents, matching the comprehensive-coverage anchor.

5 / 5

Distinctiveness Conflict Risk

Occupies a clear niche (sub-skill of self-media-composer tied to Step 4.1 preset authoring) with distinct triggers, giving minimal conflict risk with other skills.

5 / 5

Total

18

/

20

Passed

Validation

100%

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

Validation — 16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository
dtyq/magic
Reviewed

Table of Contents

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