import firebaseInstance from 'firebase';
export declare const authenticateWithFirebase: (email: string, password: string) => Promise<Record<string, unknown> | null>;
export declare const setupLogin: (app: any, { firebase, firebaseConfig, authenticationConfig, registerPage, }: {
    firebase: typeof firebaseInstance;
    firebaseConfig: Record<string, unknown>;
    authenticationConfig?: Record<string, unknown>;
    registerPage?: string;
}) => void;