rename root namespace

Stars Assistant/ViewModels/MainWindowViewModel.cs

@@ -1,6 +1,6 @@
 using System.Collections.ObjectModel;
 
-namespace net.nehmer.sa.ViewModels;
+namespace StarsAssistant.ViewModels;
 
 public partial class MainWindowViewModel : ViewModelBase
 {

Stars Assistant/ViewModels/PlanetViewModel.cs

@@ -1,7 +1,7 @@
 using System.Collections.ObjectModel;
-using net.nehmer.sa.Model;
+using StarsAssistant.Model;
 
-namespace net.nehmer.sa.ViewModels;
+namespace StarsAssistant.ViewModels;
 
 public partial class PlanetViewModel(Planet planet) : ViewModelBase
 {

Stars Assistant/ViewModels/ViewModelBase.cs

@@ -1,6 +1,6 @@
 using CommunityToolkit.Mvvm.ComponentModel;
 
-namespace net.nehmer.sa.ViewModels;
+namespace StarsAssistant.ViewModels;
 
 public class ViewModelBase : ObservableObject
 {