loginByCustomer example

        $event = new CustomerBeforeLoginEvent($context, $email);
        $this->eventDispatcher->dispatch($event);

        try {
            $customer = $this->getCustomerByEmail($email, $context, $includeGuest);
        } catch (CustomerNotFoundException $exception) {
            throw new UnauthorizedHttpException('json', $exception->getMessage());
        }

        return $this->loginByCustomer($customer, $context);
    }

    /** * @throws BadCredentialsException * @throws UnauthorizedHttpException */
    public function loginById(string $id, SalesChannelContext $context): string
    {
        if (!Uuid::isValid($id)) {
            throw CustomerException::badCredentials();
        }