fix : Code spell&coverage

Sources/Stim.Model/Manager.cs

@@ -4,7 +4,12 @@ namespace Model
 {
     public class Manager
     {
-        public IPersistance Mgrpersistance;
+        public IPersistance Mgrpersistance
+        { 
+            get { return mgrpersistance; }
+            set { mgrpersistance = value; }
+        }
+        private IPersistance mgrpersistance;
         public ObservableCollection<Game> GameList { get;}
         public ObservableCollection<Game> ResearchedGame { get; set; }
         public User CurrentUser { get; set; }
@@ -13,7 +18,7 @@ namespace Model
         public Manager(IPersistance persistance)
         {
             Mgrpersistance = persistance;
-            CurrentUser = new User(null,"username", "je suis née .... maintenat je fini à 19h30 à cause de l'IHM. GHGHTFCDXEFTGHYJKIJHNGFVCREDTGHNJIKJUHNYGVTFCREDZTGYHUNJIKJUHNYTGVFCREDRTYHUJIOUJNHYGVFRCCFTGYHUJIUJNHYTGBVCFDRRTGYHUI", "email@email.com", "password88");
+            CurrentUser = new User("","username", "je suis née .... maintenat je fini à 19h30 à cause de l'IHM. GHGHTFCDXEFTGHYJKIJHNGFVCREDTGHNJIKJUHNYGVTFCREDZTGYHUNJIKJUHNYTGVFCREDRTYHUJIOUJNHYGVFRCCFTGYHUJIUJNHYTGBVCFDRRTGYHUI", "email@email.com", "password88");
             GameList = persistance.LoadGame();
             ResearchedGame = persistance.LoadGame();
             Users = persistance.LoadUser();

Sources/Stim.Model/User.cs

@@ -66,6 +66,7 @@ namespace Model
             get;
             private init;
         }
+        [DataMember]
         public string UserImage 
         {   
             get => userImage;

Sources/TestProject1/TestManager.cs

@@ -26,5 +26,15 @@ namespace Test
             manager.RemoveGameFromGamesList(game);
             Assert.DoesNotContain(game, manager.GameList);
         }
+        [Fact]
+        public void AddUser()
+        {
+            IPersistance persistance = new Stub();
+            Manager manager = new(persistance);
+            User user = new("", "username", "", "gmail@gmail.com", "Azerty123*");
+            manager.AddUsertoUserList(user);
+
+            Assert.Contains(user, manager.Users);
+        }
     }
 }