{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/garygentry/feature-forge/references/skill-frontmatter.schema.json",
  "title": "feature-forge canonical SKILL.md frontmatter",
  "description": "Spec-pure frontmatter for canonical skills/*/SKILL.md. Source of truth for the allowed/required key sets loaded by scripts/check-spec-purity.py. NO version key (REQ-VER-03): versions live in manifests only.",
  "type": "object",
  "required": ["name", "description"],
  "additionalProperties": false,
  "properties": {
    "name": { "type": "string" },
    "description": { "type": "string" },
    "license": { "type": "string" },
    "compatibility": {},
    "metadata": { "type": "object" },
    "allowed-tools": {}
  }
}