Module sites (#8)

| Numéro du ticket | Titre du ticket |
|------------------|-----------------|
|                  |                 |

## Description de la PR

## Modification du .env

## Check list

- [x] Pas de régression
- [x] TU/TI/TF rédigée
- [x] TU/TI/TF OK
- [ ] CHANGELOG modifié

Co-authored-by: Matthieu <mtholot19@gmail.com>
Reviewed-on: #8
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

src/Module/Sites/Domain/Repository/SiteRepositoryInterface.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Module\Sites\Domain\Repository;
+
+use App\Module\Sites\Domain\Entity\Site;
+
+interface SiteRepositoryInterface
+{
+    public function findById(int $id): ?Site;
+
+    public function findByName(string $name): ?Site;
+
+    /**
+     * @return list<Site>
+     */
+    public function findAllOrderedByName(): array;
+
+    public function save(Site $site): void;
+
+    public function remove(Site $site): void;
+}