它是什么? 简单的API中间件 用法 import { REDUX_API_MIDDLEWARE } from '@savchenko91/rc-redux-api-mw' const SAVE_CAT = { START : 'CATS | SAVE | START' , FAIL : 'CATS | SAVE | FAIL' , SUCCESS : 'CATS | SAVE | SUCCESS' , } const saveCat = ( id , body , onSuccess ) => ( { type : REDUX_API_MIDDLEWARE , url