refactor: remoção de lógica de negócio duplicada.

app/Services/ClientService.php

@@ -10,7 +10,8 @@ class ClientService
 {
 
     public function __construct(protected Client $client) {}
-    public function addClient($client) {
+    public function addClient(array $client)
+    {
         return Client::create($client);
     }
 }

app/Services/UserService.php

@@ -11,10 +11,6 @@ class UserService
     public function __construct(protected User $user) {}
     public function createUser(array $user)
     {
-        if (User::where('email', '=', $user['email'])) {
-            throw new \Exception('O e-mail já está cadastrado.');
-        }
-
         return User::create($user);
     }
 }