Add email sending for wash certificates and update form text.

Introduced `sendWashCertificateEmail` method to handle email dispatch, including necessary exception handling for MailerSend. Updated the wash booking form text to enhance clarity and ensure appropriate instructions in Danish.

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

@@ -106,9 +106,12 @@ class book_wash_f extends form_helper_c
     public function setup(): void
     {
         self::setFormIdentifier('BOOK_WASH');
-        self::setFormName('Book a wash');
-        self::setFormDescription('This form is used to book a wash for a vehicle.');
-        self::setSubmitButtonText('Book udvendig vask');
+        self::setFormName('Book vask med reference');
+        self::setFormDescription('
+            Book en vask med reference. Dette er en formular, der bruges til at booke en vask med reference. 
+            Det er vigtigt at udfylde alle felter korrekt for at sikre, at vasken bliver booket korrekt.
+            ');
+        self::setSubmitButtonText('Book vask');
         // Set the form fields
         self::defineInputFieldsAdvanced([
             'department_id' => [

services/nginx/app/objects/bookings_new_o.php

@@ -7,6 +7,9 @@ use classes\email;
 use classes\object_property;
 use classes\pdf_generator;
 use Exception;
+use MailerSend\Exceptions\MailerSendAssertException;
+use MailerSend\Exceptions\MailerSendException;
+use Psr\Http\Client\ClientExceptionInterface;
 use traits\db_object_t;
 
 class bookings_new_o extends db
@@ -155,6 +158,7 @@ class bookings_new_o extends db
      * @throws Exception If the booking is cancelled
      * @throws Exception If the booking is completed
      * @throws Exception If the booking status is unknown
+     * @throws ClientExceptionInterface
      */
     public function generateWashCertificate(string|null $safety_seal, string|null $operator): void
     {
@@ -205,6 +209,14 @@ class bookings_new_o extends db
         self::sendWashCertificateEmail();
     }
 
+    /**
+     * Send the wash certificate email
+     * @throws MailerSendException
+     * @throws ClientExceptionInterface
+     * @throws MailerSendAssertException
+     * @throws \JsonException
+     * @throws Exception
+     */
     public function sendWashCertificateEmail(): void
     {
         self::requireSelected();