{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://cangjie-skill.org/schemas/registry-entry-v1.schema.json",
  "title": "Cangjie Skill Registry Entry v1 (frozen)",
  "description": "冻结的 v1 契约（ADR-004）：旧条目永远走本 schema，字段语义不变，读取层规范化为 output_mode=legacy-pack 但不回写文件。",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "slug",
    "name",
    "summary",
    "source_type",
    "source_url",
    "skill_count",
    "domains",
    "language",
    "status",
    "quality",
    "use_cases"
  ],
  "properties": {
    "schema_version": { "const": 1 },
    "slug": { "type": "string", "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$" },
    "name": { "type": "string", "minLength": 2, "maxLength": 80 },
    "summary": { "type": "string", "minLength": 10, "maxLength": 240 },
    "source_type": { "enum": ["github", "bundled"] },
    "source_url": { "type": "string", "format": "uri", "pattern": "^https://github\\.com/" },
    "skill_path": { "type": "string", "pattern": "^[^/].*" },
    "skill_count": { "type": "integer", "minimum": 1 },
    "domains": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": { "type": "string", "minLength": 2, "maxLength": 30 }
    },
    "language": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": { "enum": ["zh-CN", "en", "ja"] }
    },
    "status": { "enum": ["active", "experimental", "archived"] },
    "quality": { "enum": ["verified", "community", "experimental"] },
    "featured": { "type": "boolean", "default": false },
    "use_cases": {
      "type": "array",
      "minItems": 1,
      "maxItems": 6,
      "items": { "type": "string", "minLength": 4, "maxLength": 100 }
    },
    "install": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "clone": { "type": "string", "minLength": 8 },
        "copy": { "type": "string", "minLength": 8 }
      }
    }
  }
}