Create creates k8s storage class from spec todo.

Delete deletes k8s storage class by name todo.

Get gets a single k8s storage class 1-get the node validated from ValidateStorageClassExist method 2-marshall storageClass model and format the reponse.

List returns all k8s storage classes 1-get the pagination qs default to 0 2-call service to return node models 3-make the pagination 3-marshall nodes to storage class dto and format the response using NewResponse.

Update updates k8s storage class by name from spec todo.

ValidateStorageClassExist validate storage class by name exist acts as a validation for all handlers the needs to find storage class by name 1-call storage class service to check if storage class exits 2-return not found if it's not 3-save the storage class to local with the key storage_class to be used by the other handlers.