{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://vizcatalogue.dev/schema/bq.schema.json",
  "title": "Business question",
  "type": "object",
  "required": ["code", "question", "ovp_version", "intent", "observations", "patterns", "charts", "narrative"],
  "properties": {
    "code": {"type": "string", "pattern": "^BQ-[0-9]{2}$"},
    "question": {"type": "string", "minLength": 8},
    "ovp_version": {"type": "string", "pattern": "^[01]\\.[0-9]+$"},
    "intent": {"type": "array", "items": {"type": "string"}, "minItems": 1},
    "observations": {"type": "array", "items": {"type": "string"}, "minItems": 1},
    "patterns": {"type": "array", "items": {"type": "string", "pattern": "^PT-[0-9]{2}$"}},
    "charts": {"type": "array", "items": {"type": "string", "pattern": "^CH-[A-Z]{3}-[0-9]{2}$"}, "minItems": 1},
    "narrative": {"type": "string", "pattern": "^NR-[0-9]{2}$"},
    "decider_hint": {
      "type": "object",
      "properties": {
        "audience": {"type": "string"},
        "purpose": {"type": "string"}
      }
    }
  }
}