我在玩immer.js。提供新實例后，Immer.js會鎖定對象?？梢詫⒋随i定對象用作全局狀態嗎？windows.initialState = {a: 'a'};const nextState = produce(initialState , draftState => {    draftState.a = 'b',  });windows.initialState = nextState;