Fix serialization.

src/Squidex.Infrastructure/Json/Newtonsoft/ConverterContractResolver.cs

@@ -36,6 +36,18 @@ namespace Squidex.Infrastructure.Json.Newtonsoft
             }
         }
 
+        protected override JsonDictionaryContract CreateDictionaryContract(Type objectType)
+        {
+            if (objectType.IsGenericType && objectType.GetGenericTypeDefinition() == typeof(IReadOnlyDictionary<,>))
+            {
+                var implementationType = typeof(Dictionary<,>).MakeGenericType(objectType.GetGenericArguments());
+
+                return base.CreateDictionaryContract(implementationType);
+            }
+
+            return base.CreateDictionaryContract(objectType);
+        }
+
         protected override JsonConverter ResolveContractConverter(Type objectType)
         {
             var result = base.ResolveContractConverter(objectType);

src/Squidex/app/features/settings/pages/workflows/workflow-step.component.html

@@ -20,7 +20,7 @@
             <sqx-editable-title 
                 [name]="step.name"
                 (nameChanged)="changeName($event)"
-                [disabled]="step.isLocked || transitionAdd">
+                [disabled]="step.isLocked || disabled">
             </sqx-editable-title>
         </div>
         <div class="col">

tests/Squidex.Domain.Apps.Core.Tests/TestUtils.cs

@@ -38,7 +38,7 @@ namespace Squidex.Domain.Apps.Core
 
             var serializerSettings = new JsonSerializerSettings
             {
-                SerializationBinder = new TypeNameSerializationBinder(typeNameRegistry),
+                SerializationBinder = new ReadOnlyDictionaryBinder(new TypeNameSerializationBinder(typeNameRegistry)),
 
                 ContractResolver = new ConverterContractResolver(
                     new AppClientsConverter(),

tests/Squidex.Infrastructure.Tests/Json/Newtonsoft/ReadOnlyDictionaryTests.cs

@@ -0,0 +1,46 @@
+// ==========================================================================
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex UG (haftungsbeschraenkt)
+//  All rights reserved. Licensed under the MIT license.
+// ==========================================================================
+
+using System.Collections.Generic;
+using Newtonsoft.Json;
+using Xunit;
+
+namespace Squidex.Infrastructure.Json.Newtonsoft
+{
+    public class ReadOnlyDictionaryTests
+    {
+        public sealed class MyClass
+        {
+            public IReadOnlyDictionary<int, int> Values { get; set; }
+        }
+
+        [Fact]
+        public void Should_serialize_and_deserialize_without_type_name()
+        {
+            var source = new MyClass
+            {
+                Values = new Dictionary<int, int>
+                {
+                    [2] = 4,
+                    [3] = 9
+                }
+            };
+
+            var serializerSettings = new JsonSerializerSettings
+            {
+                ContractResolver = new ConverterContractResolver()
+            };
+
+            var json = JsonConvert.SerializeObject(source, serializerSettings);
+
+            var serialized = JsonConvert.DeserializeObject<MyClass>(json);
+
+            Assert.DoesNotContain("$type", json);
+            Assert.Equal(2, serialized.Values.Count);
+        }
+    }
+}