{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.bailinghub.com/schemas/api/kb-doc-upsert.schema.json",
  "title": "Bailing Knowledge Document Upsert",
  "type": "object",
  "additionalProperties": false,
  "required": ["title", "content"],
  "properties": {
    "title": { "type": "string", "minLength": 1, "maxLength": 255 },
    "content": { "type": "string", "minLength": 1 },
    "content_type": {
      "type": "string",
      "enum": ["text", "markdown"],
      "default": "markdown"
    },
    "metadata": {
      "type": "object",
      "additionalProperties": true
    }
  }
}