Function register

register(User, userDetails, clientConfig?): Promise<{
    loggedin: boolean;
    message: string;
    user?: User & CurrentUserData;
}>
Parameters
- User: typeof User
- userDetails: RegistrationDetails
- Optional clientConfig: ClientConfig
Returns Promise<{
    loggedin: boolean;
    message: string;
    user?: User & CurrentUserData;
}>
- Defined in packages/tilmeld-client/src/helpers.ts:82