export type BoardStore<T> = {
    get: () => T;
    set: (next: T) => void;
    subscribe: (listener: () => void) => () => void;
};
/** Board-local state that only the components selecting a changed slice re-render for. */
export declare const createBoardStore: <T>(initial: T) => BoardStore<T>;
export declare const useBoardStore: <T, S>(store: BoardStore<T>, select: (value: T) => S) => S;