Se crea un archivo de constantes que almacenan las rutas en la API

const API_ROUTE_ADMIN = '/admin';

export const API_ROUTE_ADMIN_SIGNUP = API_ROUTE_ADMIN+ '/signup';

export const API_ROUTE_ADMIN_SIGNIN = API_ROUTE_ADMIN+ '/signin';

export const API_ROUTE_ADMIN_CHANGE_PASSWORD = API_ROUTE_ADMIN+ '/change-password';

export const API_ROUTE_ADMIN_WHOAMI = API_ROUTE_ADMIN+ '/whoami';

const API_ROUTE_STATE = '/state';   

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