add logout endpoint

backend/app/Auth/UseCases/Logout/Logout.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Auth\UseCases\Logout;
+
+use App\Auth\SessionRepository;
+
+class Logout
+{
+    public function __construct(
+        private SessionRepository $sessionRepository,
+    ) {}
+
+    public function execute(string $token): void
+    {
+        $this->sessionRepository->deleteByToken($token);
+    }
+}

backend/app/Http/Controllers/AuthController.php

@@ -5,6 +5,7 @@ namespace App\Http\Controllers;
 use App\Auth\UseCases\AuthenticateUser\AuthenticateUser;
 use App\Auth\UseCases\AuthenticateUser\AuthenticateUserRequest;
 use App\Auth\UseCases\CreateSession\CreateSession;
+use App\Auth\UseCases\Logout\Logout;
 use App\Exceptions\BadRequestException;
 use App\Exceptions\UnauthorizedException;
 use App\Http\Middleware\AuthMiddleware;
@@ -19,6 +20,7 @@ class AuthController extends Controller
     public function __construct(
         private AuthenticateUser $authenticateUser,
         private CreateSession $createSession,
+        private Logout $logout,
     ) {}
 
     public function login(Request $request): JsonResponse
@@ -71,6 +73,28 @@ class AuthController extends Controller
         ]);
     }
 
+    public function logout(Request $request): JsonResponse
+    {
+        $token = $request->cookie(AuthMiddleware::COOKIE_NAME);
+        if (is_string($token) && $token !== '') {
+            $this->logout->execute($token);
+        }
+
+        $response = new JsonResponse(null, 204);
+
+        return $response->withCookie(Cookie::create(
+            name: AuthMiddleware::COOKIE_NAME,
+            value: '',
+            expire: 1,
+            path: '/',
+            domain: null,
+            secure: false,
+            httpOnly: true,
+            raw: false,
+            sameSite: Cookie::SAMESITE_LAX,
+        ));
+    }
+
     /**
      * @return array{id: int, email: string}
      */