[feat:] added address-getter

Settings.cs

@@ -135,4 +135,13 @@ public class Customer
 public class AddressSets
 {
     public List<KasAddressList> addresses = new();
+
+    public KasAddressList GetAddressSetByID(int ID)
+    {
+        foreach (var i in addresses)
+            if (i.ID == ID)
+                return i;
+
+        return null;
+    }
 }