string enum converter for AddressType and Type

Pilz.Updating/UpdatePackageInfo.cs

@@ -1,4 +1,5 @@
 using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
 
 namespace Pilz.Updating;
 
@@ -8,9 +9,10 @@ public class UpdatePackageInfo(AppVersion version, string address)
     public AppVersion Version { get; set; } = version;
     public UpdateNotes Notes { get; } = new();
     public string Address { get; set; } = address;
+    [JsonConverter(typeof(StringEnumConverter))]
     public PackageAddressType AddressType { get; set; }
+    [JsonConverter(typeof(StringEnumConverter))]
     public PackageType Type { get; set; }
-
     [Obsolete, JsonProperty]
     private string Packagelink => Address;
 }