{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://sandbaseai.github.io/workbuddy-skill/catalog-meta-schema.json",
  "title": "WorkBuddy Skill Atlas catalog metadata",
  "description": "Schema for metadata describing the frozen catalog snapshot and generated site indexes.",
  "type": "object",
  "additionalProperties": false,
  "required": ["categories", "catalog_sha256", "snapshot_frozen", "records", "repositories", "unique_content_shas", "curated_adaptations", "release_checksum_url"],
  "properties": {
    "categories": {"type": "object", "additionalProperties": {"type": "integer", "minimum": 0}},
    "catalog_sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
    "snapshot_frozen": {"const": true},
    "records": {"type": "integer", "minimum": 0},
    "repositories": {"type": "integer", "minimum": 0},
    "unique_content_shas": {"type": "integer", "minimum": 0},
    "curated_adaptations": {"type": "integer", "minimum": 0},
    "release_checksum_url": {"type": "string", "format": "uri"}
  }
}