validate-artifact
Skill1 starsChanged 6 months agoApache-2.0View on GitHub
Run ENFORCE checks on a rendered artifact slug: Google design.md lint + HTML-side color-token trace. Reports ACCEPT or FAIL with fail_class. Invokes `paperboard validate`.
In this repository4 other files it gives its agents.
- gallerySkill
- impeccable-designSkill
- regenerate-artifactSkill
- render-artifactSkill
The file
We split this skill into the rules it gives an agent
3 rules. About 0 are common, 1 is distinctive, and 2 are very specific to this project.
≈0
Common · estimate
Many files like this have a rule of this kind.
≈1
Distinctive · estimate
This author's own choices. Worth a look.
2
Very specific
Tied to their project's names, files or tools. Probably skip.
- Common
- Distinctive
- Very specific
- Very specific: line 20
After render-artifact completes, to confirm the artifact is compliant.
- Very specific: line 21
When the artifact-reviewer agent requests validation.
- Distinctive: line 22
Before publishing or persisting an artifact as final.
≈ “Common” is an estimate: at least 1 in 5 of the 350,495 skill files we read have a rule of the same kind, not the same words. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.
Files
validate-artifact
Enforces design contract compliance on a previously rendered artifact.
Usage
paperboard validate <slug>When to invoke
- After
render-artifactcompletes, to confirm the artifact is compliant. - When the
artifact-revieweragent requests validation. - Before publishing or persisting an artifact as final.
Checks performed
- lint —
@google/design.mdJSON lint on the paired DESIGN.md sidecar. - color-trace — Every inline hex color in the HTML must appear in the DESIGN.md Colors section.
Output
Prints one of:
✓ ACCEPT slug=<slug>— all checks passed; exit 0.✗ FAIL(<fail_class>) slug=<slug>— details follow; exit 1.
fail_class is one of: none | lint | color-trace | environment
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Your trail
Files you open will collect here, so you can find them again.
Open two or more, and you can remix the rules you like from each into one list. Kept in this browser only.
Now do this for your own.
Bring your CLAUDE.md, AGENTS.md or skills. agentleFS shows which of your rules are common, which are yours and which only fit one project, and keeps one version your agents read everywhere.

