Quite some work done here.

src/Tech/Controller/RegistrationController.php

@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Tech\Controller;
+
+use App\Tech\Entity\User;
+use App\Tech\Form\RegistrationFormType;
+use App\Tech\Service\EmailVerifier;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bridge\Twig\Mime\TemplatedEmail;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
+use Symfony\Component\Routing\Annotation\Route;
+
+class RegistrationController extends AbstractController
+{
+    #[Route('/register', name: 'app_register')]
+    public function register(Request $request, UserPasswordHasherInterface $userPasswordHasher, EntityManagerInterface $entityManager, EmailVerifier $emailVerifier): Response
+    {
+        $user = new User();
+        $form = $this->createForm(RegistrationFormType::class, $user);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            // encode the plain password
+            $user->setPassword(
+                $userPasswordHasher->hashPassword(
+                    $user,
+                    $form->get('plainPassword')->getData()
+                )
+            );
+
+            $entityManager->persist($user);
+            $entityManager->flush();
+
+            // generate a signed url and email it to the user
+            $emailVerifier->sendEmailConfirmation('app_verify_email', $user,
+                (new TemplatedEmail())
+                    ->from('noreply@escapepage.dev')
+                    ->to($user->getEmail())
+                    ->subject('Please Confirm your Email')
+                    ->htmlTemplate('tech/registration/confirmation_email.html.twig')
+            );
+
+            $this->addFlash('success', 'A confirmation email has been sent to your email address.');
+
+            return $this->redirectToRoute('website_home');
+        }
+
+        return $this->render('tech/registration/register.html.twig', [
+            'registrationForm' => $form->createView(),
+        ]);
+    }
+}