Agent Skills: Pencil Skill Creator

Factory skill for creating new pencil-ui-design-system-* skills. Use when you need to add support for a new design system layui antd bootstrap element uview uviewpro vant ucharts echarts etc. to the Pencil ecosystem.

UncategorizedID: teachingai/full-stack-skills/pencil-skill-creator

Install this agent skill to your local

pnpm dlx add-skill https://github.com/partme-ai/full-stack-skills/tree/HEAD/skills/pencil-skills/pencil-skill-creator

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skills/pencil-skills/pencil-skill-creator/SKILL.md

Skill Metadata

Name
pencil-skill-creator
Description
Factory skill for creating new pencil-ui-design-system-* skills. Use when you need to add support for a new design system layui antd bootstrap element uview uviewpro vant ucharts echarts etc. to the Pencil ecosystem.

Pencil Skill Creator

This skill guides the creation of new pencil-ui-design-system- skills*. Each skill initializes a design system in Pencil (variables + component overview frames) via PENCIL_PLAN.

Core Philosophy

All design-system skills created by this creator MUST adhere to:

  1. Trigger: The skill triggers when the user explicitly mentions Pencil and the target design system (e.g. "init layui design system with Pencil").
  2. Action-level plan: Output a PENCIL_PLAN (Step 1: set_variables; Step 2: batch_design component overview). Do not execute; output the plan for the Agent to call Pencil MCP tools.
  3. Self-contained: The skill encapsulates design tokens (colors, typography, radius) and component categories from the official design system docs.

Workflow (Progressive Disclosure)

Keep this file concise. Use bundled references when you need full details:

  • Workflow: references/workflows.md
  • Output patterns: references/output-patterns.md

Quick start (Automated Creation)

Option A: Automated Creation (Recommended)

Use the bundled script to automatically generate the skill structure, SKILL.md (with Golden Template), and references/ placeholders.

# Usage: ./scripts/init_pencil_design_system_skill.py <name> --path <skills-directory>
./scripts/init_pencil_design_system_skill.py layui --path skills/

This will:

  1. Create skills/pencil-ui-design-system-layui.
  2. Populate SKILL.md with the required structure (When to use, Step 1 Variables, Step 2 Component overview).
  3. Create references/contract.md, references/official.md, references/examples.md placeholders.
  4. Copy LICENSE.txt from an existing skill.

Option B: Manual Creation

Follow: references/workflows.md -> Manual creation.

Step 1: Define the design system

Identify the framework and name the skill: pencil-ui-design-system-<name> (kebab-case).

  • Example: "layui" -> pencil-ui-design-system-layui
  • Example: "uview pro" -> pencil-ui-design-system-uviewpro

Step 2: Create directory structure

mkdir -p skills/pencil-ui-design-system-<name>/references

Step 3: Write SKILL.md (Golden Template)

You MUST use the following template structure for the new skill:

  • Frontmatter: name: pencil-ui-design-system-{{name}}, description containing "初始化 {{design_system}}: design system components".
  • Constraint: Only use when user explicitly mentions Pencil or design system initialization.
  • When to use: Trigger keywords (e.g. layui, antd).
  • Step 1: Variables: Table of variables for set_variables (colors, fonts, radius). Follow .pen schema.
  • Step 2: Component overview: List of frames/categories to create via batch_design (component categories and component names per category).
  • Best practices: Verify tokens against official docs; use replace: false unless full reset; use Auto Layout for frames.
  • Keywords: pencil, design system, init, <framework-name>.

Step 4: Fill references

  • references/contract.md: Design tokens and component contracts (prefix, naming).
  • references/official.md: Link to official documentation.
  • references/examples.md: Example PENCIL_PLAN or usage.

Integration with Pencil path

This skill is part of the Pencil specification flow:

  1. PRD -> pencil-ui-design-spec-generator outputs PENCIL_PLAN.
  2. pencil-ui-design-system-* skills output the concrete variables + component structure for a given design system.
  3. Agent calls Pencil MCP tools (open_document, set_variables, batch_design, get_screenshot) in order.

Naming validation

Script enforces: pencil-ui-design-system-[a-z0-9]+(-[a-z0-9]+)*.