export type RegistryStore<T> = {
    add(item: T): void;
    remove(predicate: (item: T) => boolean): void;
    getSnapshot(): readonly T[];
    subscribe(listener: () => void): () => void;
};
export declare function createRegistryStore<T>(dedupeKey?: (item: T) => string): RegistryStore<T>;
export declare function useRegistry<T>(store: RegistryStore<T>): readonly T[];
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