platform/models/guest/src/migration.ts

import { guestId } from '@hcengineering/guest'
import {
  tryMigrate,
  type MigrateOperation,
  type MigrationClient,
  type MigrationUpgradeClient
} from '@hcengineering/model'

export const guestOperation: MigrateOperation = {
  async migrate (client: MigrationClient, mode): Promise<void> {
    await tryMigrate(mode, client, guestId, [])
  },
  async upgrade (state: Map<string, Set<string>>, client: () => Promise<MigrationUpgradeClient>): Promise<void> {}
}