feat(core) : add CoreModule, user repository contract, notifier contract and enriched user contract

src/Module/Core/Domain/Repository/UserRepositoryInterface.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Module\Core\Domain\Repository;
+
+use App\Shared\Domain\Contract\UserInterface;
+use DateTimeInterface;
+
+interface UserRepositoryInterface
+{
+    /**
+     * @return list<UserInterface>
+     */
+    public function findByRole(string $role): array;
+
+    /**
+     * @return list<UserInterface>
+     */
+    public function findActiveEmployees(DateTimeInterface $date): array;
+
+    public function findOneByUsername(string $username): ?UserInterface;
+}