Большой рефактор

Pf2eDataScrapper/Importers/DatabaseHelper.cs

@@ -5,21 +5,17 @@ namespace Pf2eDataScrapper.Importers;
 
 public class DatabaseHelper
 {
-    public Pf2eDbContext Context = new();
+    public readonly Pf2eDbContext Context = new();
 
-    public SlugHelper Slugger = new();
+    public readonly SlugHelper Slugger = new();
 
-    private int _id = 0;
+    private int _id;
 
-    public int NextEntityId
-    {
-        get => ++_id;
-        set => _id = value;
-    }
+    public int NextEntityId => ++_id;
 
     private DatabaseHelper()
     {
-        NextEntityId = Context.Entities.Any() ? Context.Entities.Max(e => e.Id) : 0;
+        _id = Context.Entities.Any() ? Context.Entities.Max(e => e.Id) : 0;
     }
 
     public string GenerateSlug(string name)