const contacts = [
  {
    id: 1,
    name: 'Amy',
    phone: '010-0000-0001',
    favorite: false
  },
  {
    id: 2,
    name: 'Brown',
    phone: '010-0000-0002',
    favorite: true
  },
  {
    id: 3,
    name: 'Charlie',
    phone: '010-0000-0003',
    favorite: false
  },
  {
    id: 4,
    name: 'David',
    phone: '010-0000-0004',
    favorite: false
  },
  {
    id: 5,
    name: 'Emily',
    phone: '010-0000-0005',
    favorite: false
  },
  {
    id: 6,
    name: 'Fred',
    phone: '010-0000-0006',
    favorite: true
  }
];