{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/zluri/refs/heads/main/json-schema/sync.json",
  "title": "Zluri Sync Session",
  "description": "A sync session used to upload batches of entity data to Zluri. Only one sync can be active per instance at a time.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier of the sync session."
    },
    "instance_id": {
      "type": "string",
      "description": "The instance this sync belongs to."
    },
    "status": {
      "type": "string",
      "description": "Current status of the sync.",
      "enum": ["running", "finished", "failed"]
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "When the sync was created."
    },
    "finished_at": {
      "type": ["string", "null"],
      "format": "date-time",
      "description": "When the sync was finished. Null if still running."
    }
  },
  "required": ["id", "instance_id", "status"]
}