export declare type Auth = {
    kind: "not_authorized";
} | {
    kind: "authorized";
    jwt: string;
    customerID: string;
    customerEmail: string;
};
export declare function authJWT(auth: Auth): string | undefined;
export declare function authCustomerID(auth: Auth): string | undefined;
export declare function saveSessionIDToLocalStorage(sessionID: string): void;
export declare function loadSessionIDFromLocalStorage(): string;
export declare function saveAuthToLocalStorage(auth: Auth): void;
export declare function authFromJWTAndEmail(jwt: string, customerEmail: string): Auth;
export declare function loadAuthFromLocalStorage(): Auth;