What job does the Countess give to Johnny in Michael Morpurgo Kaspar the prince of cats?

In Michael Morpurgo's "Kaspar: Prince of Cats," the Countess assigns Johnny the task of caring for her beloved cat, Kaspar. This responsibility includes feeding him, grooming him, and ensuring his well-being. The assignment not only deepens Johnny's connection with the Countess but also highlights themes of companionship and the significance of animals in human lives.