Refactor entities and codebase for native property usage

- Replaced getters/setters with direct property access across entities and repositories.
- Added and configured `martin-georgiev/postgresql-for-doctrine` for PostgreSQL enhancements.
- Updated Doctrine configuration with types, mappings, and JSONB query functions.
- Removed unused `EliminationService` and related YAML configurations.

src/Security/EmailVerifier.php

@@ -25,9 +25,9 @@ readonly class EmailVerifier
     {
         $signatureComponents = $this->verifyEmailHelper->generateSignature(
             $verifyEmailRouteName,
-            (string) $user->getId(),
-            (string) $user->getEmail(),
-            ['id' => $user->getId()],
+            $user->id->toRfc4122(),
+            $user->email,
+            ['id' => $user->id],
         );
 
         $context = $email->getContext();
@@ -42,9 +42,9 @@ readonly class EmailVerifier
 
     public function handleEmailConfirmation(Request $request, User $user): void
     {
-        $this->verifyEmailHelper->validateEmailConfirmationFromRequest($request, (string) $user->getId(), (string) $user->getEmail());
+        $this->verifyEmailHelper->validateEmailConfirmationFromRequest($request, $user->id->toRfc4122(), $user->email);
 
-        $user->setIsVerified(true);
+        $user->isVerified = true;
 
         $this->entityManager->persist($user);
         $this->entityManager->flush();