export declare class UserConfigManager {
    private static instance;
    private userConfigDir;
    private configVersion;
    private constructor();
    static getInstance(): UserConfigManager;
    private determineUserConfigDir;
    ensureUserConfigDir(): Promise<void>;
    copyDefaultConfigs(): Promise<void>;
    backupExistingConfigs(): Promise<void>;
    getUserConfigDir(): string;
    getConfigVersion(): string;
}
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