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gnegreiros-uxgnegreiros-ux/agentica-design-system/master-skill/SKILL.md

design-system-builder

Skill2 starsChanged 42 days agoApache-2.0View on GitHub

Guides and executes the from-scratch construction of an agentic design system for any team — component architecture, tokens, governance, and audit — with explicit human confirmation before every structural decision.

8 other projects use a version of this.

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The file

We split this skill into the rules it gives an agent

1 rule. 0 are common, 0 are distinctive, and 1 is very specific to this project.

  • 0

    Common

    Most of the 7 edited versions we read keep these.

  • 0

    Distinctive

    This author's own choices. Worth a look.

  • 1

    Very specific

    Tied to their project's names, files or tools. Probably skip.

  • Common
  • Distinctive
  • Very specific
  1. Very specific:

    Every action this skill takes respects references/non-negotiable-foundation.md without exception.

    line 43

“Common” is measured: kept by at least 6 in 10 of the 7 edited versions of this file we could read. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.

Keep what fits and drop the rest. Your version, ready for your agents.
Files
SKILL.md

Design System Builder

This skill is not passive documentation to read. It is an execution flow that an agent follows, together with a human, to build an agentic design system from scratch in a target project.

Before doing anything else, read execution/05-human-gates-checklist.md. It lists every point across the phases below where this skill stops and waits for explicit human confirmation. See the stop points before seeing the first action.

What this skill produces

A design system foundation with:

  • A component architecture decision, recorded rather than assumed
  • A three-layer token structure (primitive → semantic → component)
  • A non-negotiable governance foundation (GOVERNANCE.md) in the target project
  • Accessibility, hard-coded-style, and primitive-token audits wired into the build
  • Agent instructions with explicit, unambiguous trigger conditions

Structure

master-skill/
├── SKILL.md                              ← this file
├── execution/
│   ├── 00-component-architecture.md      ← Web Components (default) vs a documented deviation
│   ├── 01-governance-setup.md            ← writing GOVERNANCE.md in the target project
│   ├── 02-token-architecture.md          ← primitive → semantic → component
│   ├── 03-audit-setup.md                 ← accessibility, hard-coded style, primitive tokens
│   ├── 04-agent-instructions.md          ← trigger conditions, agent-alone vs human-required
│   └── 05-human-gates-checklist.md       ← every stop point, consolidated
└── references/
    └── non-negotiable-foundation.md      ← generated from GOVERNANCE.md, never edited by hand

Execution flow

Run the phases in execution/ in order, 00 through 04. Each phase depends on the previous one being confirmed by the human — do not skip ahead because a later phase seems obvious or low-risk. Each phase file states its own stop point; 05-human-gates-checklist.md is the cross-cutting summary of all of them.

Non-negotiable foundation

Every action this skill takes respects references/non-negotiable-foundation.md without exception. See that file for the four rules and why each one exists.

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