Peertube/packages/server-commands/src/users/accounts.ts

import { arrayify } from '@peertube/peertube-core-utils'
import { PeerTubeServer } from '../server/server.js'

export async function setDefaultAccountAvatar (serversArg: PeerTubeServer | PeerTubeServer[], token?: string) {
  const servers = arrayify(serversArg)

  for (const server of servers) {
    await server.users.updateMyAvatar({ fixture: 'avatar.png', token })
  }
}