import { create } from "zustand"; const useModelPickerOpenStore = create<{  open: boolean;  setOpen: (open: boolean) => void;}>((set) => ({  open: false,  setOpen: (open) => set((current) => (current.open === open ? current : { open })),})); export function useModelPickerOpen(): boolean {  return useModelPickerOpenStore((store) => store.open);} export function setModelPickerOpen(open: boolean): void {  useModelPickerOpenStore.getState().setOpen(open);}