This is an standard CRUD app for tasks. Using Inquirer for menu option simplification.
$ node app
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Seleccione una opcion
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? Que desea hacer? (Use arrow keys)
> 1. Crear tarea
2. Listar tareas
3. Listar tareas completadas
4. Listar tareas pendientes
5. Completar tarea(s)
6. Borrar tarea
0. Salir