Revize c349bab3

Backend - JWT Authentication done

Backend/Core/Services/UserService/IUserService.cs

@@ -12 +12 @@
     {
         public User? CreateUser(string username, string name, string surname, string password, ERole role);
         public User? GetUserByUsername(string username);
-        public User? GetUserByGuid(Guid id);
+        public User? GetUserById(Guid id);
         public User UpdateUser(User user, string? username = null, string? name = null, string? surname = null, ERole? role = null);
         public User ChangePassword(User user, string newPassword);
         public User? CheckUsernamePassword(string username, string password);