Coconut Pineapple Tart

Name: Coconut Pineapple Tart
Cuisine: American
Ingredients: 1 cup desiccated (dried, unsweetened) coconut ((see note)); ½ cup flour; ¼ cup powdered sugar; pinch salt; 4 Tbsp unsalted butter, cold and diced; 1 fresh pineapple; 1 cup sugar; 3 egg yolks; 2 eggs; 2 Tbsp cornstarch; ¼ tsp salt; 3 Tbsp unsalted butter, diced and softened; fresh pineapple rounds, thinly sliced ((see note))