Add email and notification improvements for bookings

Refactored notification methods to handle Slack, SMS, and email delivery logic more effectively. Introduced `sendBookingNotification` email functionality and a new template for booking notifications. Improved handling of booking data for emails and centralized logic for retrieving booking details.

services/nginx/app/modules/forms/objects/book_wash_f.php

@@ -7,6 +7,7 @@ use forms\form_helper_c;
 use objects\bookings_o;
 use objects\departments_o;
 use objects\users_o;
+use Psr\Http\Client\ClientExceptionInterface;
 use traits\form_t;
 
 class book_wash_f extends form_helper_c
@@ -48,6 +49,7 @@ class book_wash_f extends form_helper_c
     /**
      * @inheritDoc
      * @throws \Exception
+     * @throws ClientExceptionInterface
      */
     public function afterSubmit(): void
     {
@@ -97,19 +99,6 @@ class book_wash_f extends form_helper_c
         // Send the booking confirmation email
         $email->sendBookingConfirmationEmail(
             $bookings->id,
-            $user->getCustomerName($user->customer_number->value()),
-            self::getCustomerNumber(),
-            self::getSanitizedData('contact_email'),
-            self::getSanitizedData('reference'),
-            strtoupper(self::getSanitizedData('registration_number_tractor')),
-            strtoupper(self::getSanitizedData('registration_number_trailer')),
-            self::getSanitizedData('wants_wash_certificate') ? 'Ja' : 'Nej',
-            ($wants_wash_certificate ? self::getSanitizedData('wants_wash_certificate_email') : ''),
-            self::getSanitizedData('date'),
-            $department->name->value(),
-            $department->description->value(),
-            self::getSanitizedData('wants_pickup') ? 'Ja' : 'Nej',
-            self::getSanitizedData('notes')
         );
         // TODO: Implement afterSubmit() method.
     }