export declare class SecretsStore {
    private data;
    private readonly filePath;
    constructor(stateDir: string);
    private load;
    get(key: string): string | undefined;
    set(key: string, value: string): void;
    remove(key: string): void;
    getAll(): Record<string, string>;
    /** Bulk update: set multiple keys at once, remove keys with empty values */
    update(entries: Record<string, string>): void;
    private save;
}
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