import type { ICredentialType, INodeProperties } from 'n8n-workflow'; export class MailcheckApi implements ICredentialType { name = 'mailcheckApi'; displayName = 'Mailcheck API'; documentationUrl = 'mailcheck'; properties: INodeProperties[] = [ { displayName: 'API Key', name: 'apiKey', type: 'string', typeOptions: { password: true }, default: '', }, ]; }