export interface Member {
  id: number;
  firstName: string;
  lastName: string;
  birthday?: string;
  age?: string;
  address?: string;
  town?: string;
  zip?: string;
  phone?: string;
  email?: string;
  group?: string;
  responsiblePerson?: Member;
  firstVisit?: string;
  lastVisit?: string;
}

export type Members = Member[];