Dodano edycje danych osoby - Zmodyfikowano User.cs, DetailedViewModel.cs, DetailedPage.xaml oraz MainPage.xaml

Model/User.cs

@@ -1,7 +1,43 @@
+using System.ComponentModel;
 namespace Navigation_Between.Model;
+public class User : INotifyPropertyChanged
+{
+    private string description;
+    private string email;
 
-public class User {
     public int Id { get; set; }
     public string Name { get; set; }
-    public string Description { get; set; }
-}
+    public string Surname { get; set; }
+
+    public string Description
+    {
+        get => description;
+        set
+        {
+            if (description != value)
+            {
+                description = value;
+                OnPropertyChanged(nameof(Description));
+            }
+        }
+    }
+
+    public string Email
+    {
+        get => email;
+        set
+        {
+            if (email != value)
+            {
+                email = value;
+                OnPropertyChanged(nameof(Email));
+            }
+        }
+    }
+
+    public event PropertyChangedEventHandler? PropertyChanged;
+    protected void OnPropertyChanged(string propertyName)
+    {
+        PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+    }
+}