export interface StoredTokens {
    accessToken: string;
    refreshToken?: string;
    expiresAt?: number;
}
export interface AuthState {
    siteFqdn: string;
    clientId: string;
    tokens: StoredTokens;
    user?: {
        id: string;
        email: string;
    };
    kind?: 'pat';
}
export declare const getConfigDir: () => string;
export declare const ensureConfigDir: () => string;
export declare const readAuth: () => AuthState | null;
export declare const saveAuth: (state: AuthState) => void;
export declare const deleteAuth: () => Promise<void>;
export declare const mutateAuth: (fn: (current: AuthState | null) => AuthState | null | void) => Promise<AuthState | null>;