Resharper fix.

backend/src/Squidex.Domain.Apps.Core.Model/Apps/Json/AppClientsConverter.cs

@@ -19,9 +19,9 @@ namespace Squidex.Domain.Apps.Core.Apps.Json
         {
             var json = new Dictionary<string, JsonAppClient>(value.Count);
 
-            foreach (var client in value)
+            foreach (var (key, appClient) in value)
             {
-                json.Add(client.Key, new JsonAppClient(client.Value));
+                json.Add(key, new JsonAppClient(appClient));
             }
 
             serializer.Serialize(writer, json);

backend/src/Squidex.Domain.Apps.Core.Model/Apps/Json/AppContributorsConverter.cs

@@ -19,9 +19,9 @@ namespace Squidex.Domain.Apps.Core.Apps.Json
         {
             var json = new Dictionary<string, string>(value.Count);
 
-            foreach (var contributor in value)
+            foreach (var (userId, role) in value)
             {
-                json.Add(contributor.Key, contributor.Value);
+                json.Add(userId, role);
             }
 
             serializer.Serialize(writer, json);

backend/src/Squidex.Domain.Apps.Core.Model/Apps/Json/AppPatternsConverter.cs

@@ -19,9 +19,9 @@ namespace Squidex.Domain.Apps.Core.Apps.Json
         {
             var json = new Dictionary<Guid, JsonAppPattern>(value.Count);
 
-            foreach (var client in value)
+            foreach (var (key, appPattern) in value)
             {
-                json.Add(client.Key, new JsonAppPattern(client.Value));
+                json.Add(key, new JsonAppPattern(appPattern));
             }
 
             serializer.Serialize(writer, json);

backend/src/Squidex.Domain.Apps.Core.Model/Apps/Json/JsonLanguagesConfig.cs

@@ -43,9 +43,9 @@ namespace Squidex.Domain.Apps.Core.Apps.Json
             {
                 var i = 0;
 
-                foreach (var config in Languages)
+                foreach (var (key, value) in Languages)
                 {
-                    languagesConfig[i++] = config.Value.ToConfig(config.Key);
+                    languagesConfig[i++] = value.ToConfig(key);
                 }
             }
 

backend/src/Squidex.Domain.Apps.Core.Model/Contents/ContentData.cs

@@ -41,17 +41,17 @@ namespace Squidex.Domain.Apps.Core.Contents
 
             foreach (var source in sources)
             {
-                foreach (var otherValue in source)
+                foreach (var (key, contentFieldData) in source)
                 {
-                    if (otherValue.Value != null)
+                    if (contentFieldData != null)
                     {
-                        var fieldValue = target.GetOrAdd(otherValue.Key, x => new ContentFieldData());
+                        var fieldValue = target.GetOrAdd(key, x => new ContentFieldData());
 
                         if (fieldValue != null)
                         {
-                            foreach (var value in otherValue.Value)
+                            foreach (var (fieldName, value) in contentFieldData)
                             {
-                                fieldValue[value.Key] = value.Value;
+                                fieldValue[fieldName] = value;
                             }
                         }
                     }
@@ -67,9 +67,9 @@ namespace Squidex.Domain.Apps.Core.Contents
             {
                 var resultValue = new ContentFieldData();
 
-                foreach (var partitionValue in fieldValue.Value.Where(x => x.Value.Type != JsonValueType.Null))
+                foreach (var (key, value) in fieldValue.Value.Where(x => x.Value.Type != JsonValueType.Null))
                 {
-                    resultValue[partitionValue.Key] = partitionValue.Value;
+                    resultValue[key] = value;
                 }
 
                 if (resultValue.Count > 0)

backend/src/Squidex.Domain.Apps.Core.Model/Contents/Json/ContentFieldDataConverter.cs

@@ -19,11 +19,11 @@ namespace Squidex.Domain.Apps.Core.Contents.Json
         {
             writer.WriteStartObject();
 
-            foreach (var kvp in value)
+            foreach (var (key, jsonValue) in value)
             {
-                writer.WritePropertyName(kvp.Key);
+                writer.WritePropertyName(key);
 
-                serializer.Serialize(writer, kvp.Value);
+                serializer.Serialize(writer, jsonValue);
             }
 
             writer.WriteEndObject();

backend/src/Squidex.Domain.Apps.Core.Model/Contents/Json/WorkflowConverter.cs

@@ -19,9 +19,9 @@ namespace Squidex.Domain.Apps.Core.Contents.Json
         {
             var json = new Dictionary<Guid, Workflow>(value.Count);
 
-            foreach (var workflow in value)
+            foreach (var (key, workflow) in value)
             {
-                json.Add(workflow.Key, workflow.Value);
+                json.Add(key, workflow);
             }
 
             serializer.Serialize(writer, json);

backend/src/Squidex.Domain.Apps.Core.Model/Contents/Workflow.cs

@@ -81,9 +81,9 @@ namespace Squidex.Domain.Apps.Core.Contents
         {
             if (TryGetStep(status, out var step))
             {
-                foreach (var transition in step.Transitions)
+                foreach (var (nextStatus, transition) in step.Transitions)
                 {
-                    yield return (transition.Key, Steps[transition.Key], transition.Value);
+                    yield return (nextStatus, Steps[nextStatus], transition);
                 }
             }
             else if (TryGetStep(Initial, out var initial))

backend/src/Squidex.Domain.Apps.Core.Model/Rules/Rule.cs

@@ -51,11 +51,11 @@ namespace Squidex.Domain.Apps.Core.Rules
         }
 
         [Pure]
-        public Rule Rename(string name)
+        public Rule Rename(string newName)
         {
             return Clone(clone =>
             {
-                clone.name = name;
+                clone.name = newName;
             });
         }
 

backend/src/Squidex.Domain.Apps.Core.Operations/ConvertContent/ContentConverter.cs

@@ -123,14 +123,14 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
             where TKey1 : notnull
             where TKey2 : notnull
         {
-            foreach (var fieldKvp in source)
+            foreach (var (fieldName, value) in source)
             {
-                if (!fields.TryGetValue(fieldKvp.Key, out var field))
+                if (!fields.TryGetValue(fieldName, out var field))
                 {
                     continue;
                 }
 
-                ContentFieldData? newValue = fieldKvp.Value;
+                var newValue = value;
 
                 if (newValue != null)
                 {

backend/src/Squidex.Domain.Apps.Core.Operations/ConvertContent/ContentConverterFlat.cs

@@ -18,9 +18,9 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
         {
             var result = new Dictionary<string, object?>();
 
-            foreach (var fieldValue in content)
+            foreach (var (key, value) in content)
             {
-                result[fieldValue.Key] = GetFirst(fieldValue.Value);
+                result[key] = GetFirst(value);
             }
 
             return result;
@@ -30,9 +30,9 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
         {
             var result = new FlatContentData();
 
-            foreach (var fieldValue in content)
+            foreach (var (key, value) in content)
             {
-                result[fieldValue.Key] = GetFirst(fieldValue.Value, fallback);
+                result[key] = GetFirst(value, fallback);
             }
 
             return result;

backend/src/Squidex.Domain.Apps.Core.Operations/ConvertContent/FieldConverters.cs

@@ -141,11 +141,11 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
                             {
                                 if (array[i] is JsonObject arrayItem)
                                 {
-                                    foreach (var kvp in arrayItem)
+                                    foreach (var (key, value) in arrayItem)
                                     {
-                                        if (arrayField.FieldsByName.TryGetValue(kvp.Key, out var nestedField) && ShouldHandle(nestedField, field))
+                                        if (arrayField.FieldsByName.TryGetValue(key, out var nestedField) && ShouldHandle(nestedField, field))
                                         {
-                                            Resolve(kvp.Value);
+                                            Resolve(value);
                                         }
                                     }
                                 }
@@ -332,9 +332,9 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
                 {
                     var result = new ContentFieldData();
 
-                    foreach (var partition in data)
+                    foreach (var (partitionKey, partitionValue) in data)
                     {
-                        if (!(partition.Value is JsonArray array))
+                        if (!(partitionValue is JsonArray array))
                         {
                             continue;
                         }
@@ -345,16 +345,16 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
                         {
                             var newItem = JsonValue.Object();
 
-                            foreach (var kvp in item)
+                            foreach (var (key, value) in item)
                             {
-                                var nestedField = fieldResolver(arrayField, kvp.Key);
+                                var nestedField = fieldResolver(arrayField, key);
 
                                 if (nestedField == null)
                                 {
                                     continue;
                                 }
 
-                                var newValue = kvp.Value;
+                                var newValue = value;
 
                                 var isUnset = false;
 
@@ -381,7 +381,7 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
                             newArray.Add(newItem);
                         }
 
-                        result.Add(partition.Key, newArray);
+                        result.Add(partitionKey, newArray);
                     }
 
                     return result;
@@ -399,9 +399,9 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
                 {
                     var result = new ContentFieldData();
 
-                    foreach (var partition in data)
+                    foreach (var (key, value) in data)
                     {
-                        var newValue = partition.Value;
+                        var newValue = value;
 
                         var isUnset = false;
 
@@ -421,7 +421,7 @@ namespace Squidex.Domain.Apps.Core.ConvertContent
 
                         if (!isUnset)
                         {
-                            result.Add(partition.Key, newValue);
+                            result.Add(key, newValue);
                         }
                     }
 

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/ContentWrapper/ContentDataObject.cs

@@ -53,13 +53,13 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
                 if (fieldProperties != null)
                 {
-                    foreach (var kvp in fieldProperties)
+                    foreach (var (key, propertyDescriptor) in fieldProperties)
                     {
-                        var value = (ContentDataProperty)kvp.Value;
+                        var value = (ContentDataProperty)propertyDescriptor;
 
                         if (value.ContentField != null && value.ContentField.TryUpdate(out var fieldData))
                         {
-                            contentData[kvp.Key] = fieldData;
+                            contentData[key] = fieldData;
                         }
                     }
                 }
@@ -120,9 +120,9 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
             {
                 fieldProperties = new Dictionary<string, PropertyDescriptor>(contentData.Count);
 
-                foreach (var kvp in contentData)
+                foreach (var (key, value) in contentData)
                 {
-                    fieldProperties.Add(kvp.Key, new ContentDataProperty(this, new ContentFieldObject(this, kvp.Value, false)));
+                    fieldProperties.Add(key, new ContentDataProperty(this, new ContentFieldObject(this, value, false)));
                 }
             }
         }

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/ContentWrapper/ContentDataProperty.cs

@@ -36,9 +36,9 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
                     contentField = new ContentFieldObject(contentData, new ContentFieldData(), true);
 
-                    foreach (var kvp in obj.GetOwnProperties())
+                    foreach (var (key, propertyDescriptor) in obj.GetOwnProperties())
                     {
-                        contentField.Put(kvp.Key, kvp.Value.Value, true);
+                        contentField.Put(key, propertyDescriptor.Value, true);
                     }
 
                     this.value = contentField;

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/ContentWrapper/ContentFieldObject.cs

@@ -65,13 +65,13 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
                 if (valueProperties != null)
                 {
-                    foreach (var kvp in valueProperties)
+                    foreach (var (key, propertyDescriptor) in valueProperties)
                     {
-                        var value = (ContentFieldProperty)kvp.Value;
+                        var value = (ContentFieldProperty)propertyDescriptor;
 
                         if (value.IsChanged)
                         {
-                            fieldData[kvp.Key] = value.ContentValue;
+                            fieldData[key] = value.ContentValue;
                         }
                     }
                 }
@@ -127,9 +127,9 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
                 if (fieldData != null)
                 {
-                    foreach (var kvp in fieldData)
+                    foreach (var (key, value) in fieldData)
                     {
-                        valueProperties.Add(kvp.Key, new ContentFieldProperty(this, kvp.Value));
+                        valueProperties.Add(key, new ContentFieldProperty(this, value));
                     }
                 }
             }

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/ContentWrapper/ContentFieldProperty.cs

@@ -47,7 +47,7 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
         public IJsonValue ContentValue
         {
-            get { return contentValue ?? (contentValue = JsonMapper.Map(value)); }
+            get { return contentValue ??= JsonMapper.Map(value); }
         }
 
         public bool IsChanged

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/ContentWrapper/JsonMapper.cs

@@ -57,9 +57,9 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
         {
             var target = new ObjectInstance(engine);
 
-            foreach (var property in obj)
+            foreach (var (key, value) in obj)
             {
-                target.FastAddProperty(property.Key, Map(property.Value, engine), false, true, true);
+                target.FastAddProperty(key, Map(value, engine), false, true, true);
             }
 
             return target;
@@ -117,9 +117,9 @@ namespace Squidex.Domain.Apps.Core.Scripting.ContentWrapper
 
                 var result = JsonValue.Object();
 
-                foreach (var kvp in obj.GetOwnProperties())
+                foreach (var (key, propertyDescriptor) in obj.GetOwnProperties())
                 {
-                    result[kvp.Key] = Map(kvp.Value.Value);
+                    result[key] = Map(propertyDescriptor.Value);
                 }
 
                 return result;

backend/src/Squidex.Domain.Apps.Core.Operations/Scripting/JintScriptEngine.cs

@@ -186,9 +186,9 @@ namespace Squidex.Domain.Apps.Core.Scripting
 
             if (customFormatters != null)
             {
-                foreach (var kvp in customFormatters)
+                foreach (var (key, value) in customFormatters)
                 {
-                    engine.SetValue(kvp.Key, Safe(kvp.Value));
+                    engine.SetValue(key, Safe(value));
                 }
             }
 

backend/src/Squidex.Domain.Apps.Core.Operations/ValidateContent/Validators/FieldValidator.cs

@@ -32,7 +32,7 @@ namespace Squidex.Domain.Apps.Core.ValidateContent.Validators
         {
             try
             {
-                object? typedValue = value;
+                var typedValue = value;
 
                 if (value is IJsonValue jsonValue)
                 {

backend/src/Squidex.Domain.Apps.Core.Operations/ValidateContent/Validators/ObjectValidator.cs

@@ -45,15 +45,13 @@ namespace Squidex.Domain.Apps.Core.ValidateContent.Validators
 
                 var tasks = new List<Task>();
 
-                foreach (var field in schema)
+                foreach (var (fieldName, fieldConfig) in schema)
                 {
-                    var name = field.Key;
+                    var (isOptional, validator) = fieldConfig;
 
-                    var (isOptional, validator) = field.Value;
+                    var fieldValue = Undefined.Value;
 
-                    object? fieldValue = Undefined.Value;
-
-                    if (!values.TryGetValue(name, out var temp))
+                    if (!values.TryGetValue(fieldName, out var temp))
                     {
                         if (isPartial)
                         {
@@ -65,7 +63,7 @@ namespace Squidex.Domain.Apps.Core.ValidateContent.Validators
                         fieldValue = temp;
                     }
 
-                    var fieldContext = context.Nested(name).Optional(isOptional);
+                    var fieldContext = context.Nested(fieldName).Optional(isOptional);
 
                     tasks.Add(validator.ValidateAsync(fieldValue, fieldContext, addError));
                 }

backend/src/Squidex.Domain.Apps.Entities/Apps/AppGrain.cs

@@ -327,9 +327,9 @@ namespace Squidex.Domain.Apps.Entities.Apps
                 CreateInitialLanguage()
             };
 
-            foreach (var pattern in initialPatterns)
+            foreach (var (key, value) in initialPatterns)
             {
-                events.Add(CreateInitialPattern(pattern.Key, pattern.Value));
+                events.Add(CreateInitialPattern(key, value));
             }
 
             foreach (var @event in events)

backend/src/Squidex.Domain.Apps.Entities/Apps/AppUISettings.cs

@@ -49,10 +49,10 @@ namespace Squidex.Domain.Apps.Entities.Apps
 
         private IAppUISettingsGrain GetGrain(Guid appId, string? userId)
         {
-            return grainFactory.GetGrain<IAppUISettingsGrain>(Key(appId, userId));
+            return grainFactory.GetGrain<IAppUISettingsGrain>(GetKey(appId, userId));
         }
 
-        private string Key(Guid appId, string? userId)
+        private static string GetKey(Guid appId, string? userId)
         {
             if (!string.IsNullOrWhiteSpace(userId))
             {

backend/src/Squidex.Domain.Apps.Entities/Apps/AppUISettingsGrain.cs

@@ -76,7 +76,7 @@ namespace Squidex.Domain.Apps.Entities.Apps
 
             var segments = path.Split('.');
 
-            key = segments[segments.Length - 1];
+            key = segments[^1];
 
             var current = state.Value.Settings;
 

backend/src/Squidex.Domain.Apps.Entities/Apps/DefaultAppImageStore.cs

@@ -39,7 +39,7 @@ namespace Squidex.Domain.Apps.Entities.Apps
             return assetStore.UploadAsync(fileName, stream, true, ct);
         }
 
-        private string GetFileName(Guid backupId)
+        private static string GetFileName(Guid backupId)
         {
             return backupId.ToString();
         }

backend/src/Squidex.Domain.Apps.Entities/Apps/Guards/GuardAppClients.cs

@@ -50,7 +50,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Guards
         {
             Guard.NotNull(command);
 
-            var client = GetClientOrThrow(clients, command.Id);
+            GetClientOrThrow(clients, command.Id);
 
             Validate.It(() => "Cannot update client.", e =>
             {

backend/src/Squidex.Domain.Apps.Entities/Apps/Guards/GuardAppWorkflows.cs

@@ -71,16 +71,16 @@ namespace Squidex.Domain.Apps.Entities.Apps.Guards
                     }
                     else
                     {
-                        foreach (var transition in step.Value.Transitions)
+                        foreach (var (status, transition) in step.Value.Transitions)
                         {
-                            var transitionPrefix = $"{stepPrefix}.{nameof(step.Value.Transitions)}.{transition.Key}";
+                            var transitionPrefix = $"{stepPrefix}.{nameof(step.Value.Transitions)}.{status}";
 
-                            if (!workflow.Steps.ContainsKey(transition.Key))
+                            if (!workflow.Steps.ContainsKey(status))
                             {
                                 e("Transition has an invalid target.", transitionPrefix);
                             }
 
-                            if (transition.Value == null)
+                            if (transition == null)
                             {
                                 e(Not.Defined("Transition"), transitionPrefix);
                             }

backend/src/Squidex.Domain.Apps.Entities/Apps/Indexes/AppsIndex.cs

@@ -78,7 +78,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
 
                 var apps =
                     await Task.WhenAll(ids
-                        .Select(id => GetAppAsync(id)));
+                        .Select(GetAppAsync));
 
                 return apps.Where(x => x != null).ToList();
             }
@@ -96,7 +96,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
                 var apps =
                     await Task.WhenAll(ids
                         .SelectMany(x => x)
-                        .Select(id => GetAppAsync(id)));
+                        .Select(GetAppAsync));
 
                 return apps.Where(x => x != null).ToList();
             }
@@ -217,7 +217,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
             }
         }
 
-        private async Task<string?> CheckAppAsync(IAppsByNameIndexGrain index, CreateApp command)
+        private static async Task<string?> CheckAppAsync(IAppsByNameIndexGrain index, CreateApp command)
         {
             var name = command.Name;
 

backend/src/Squidex.Domain.Apps.Entities/Backup/BackupReader.cs

@@ -138,15 +138,15 @@ namespace Squidex.Domain.Apps.Entities.Backup
 
         private void MapHeaders(EventData data)
         {
-            foreach (var kvp in data.Headers.ToList())
+            foreach (var (key, value) in data.Headers.ToList())
             {
-                if (kvp.Value.Type == JsonValueType.String)
+                if (value.Type == JsonValueType.String)
                 {
-                    var newGuid = guidMapper.NewGuidOrNull(kvp.Value.ToString());
+                    var newGuid = guidMapper.NewGuidOrNull(value.ToString());
 
                     if (newGuid != null)
                     {
-                        data.Headers.Add(kvp.Key, newGuid);
+                        data.Headers.Add(key, newGuid);
                     }
                 }
             }

backend/src/Squidex.Domain.Apps.Entities/Backup/DefaultBackupArchiveStore.cs

@@ -46,7 +46,7 @@ namespace Squidex.Domain.Apps.Entities.Backup
             return assetStore.DeleteAsync(fileName);
         }
 
-        private string GetFileName(Guid backupId)
+        private static string GetFileName(Guid backupId)
         {
             return $"{backupId}_0";
         }

backend/src/Squidex.Domain.Apps.Entities/Backup/RestoreGrain.cs

@@ -378,7 +378,7 @@ namespace Squidex.Domain.Apps.Entities.Backup
         {
             if (replace && CurrentJob.Log.Count > 0)
             {
-                CurrentJob.Log[CurrentJob.Log.Count - 1] = $"{clock.GetCurrentInstant()}: {message}";
+                CurrentJob.Log[^1] = $"{clock.GetCurrentInstant()}: {message}";
             }
             else
             {

backend/src/Squidex.Domain.Apps.Entities/Backup/UserMapping.cs

@@ -72,20 +72,18 @@ namespace Squidex.Domain.Apps.Entities.Backup
 
             var json = await reader.ReadJsonAttachmentAsync<Dictionary<string, string>>(UsersFile);
 
-            foreach (var kvp in json)
+            foreach (var (userId, email) in json)
             {
-                var email = kvp.Value;
-
                 var user = await userResolver.FindByIdOrEmailAsync(email);
 
-                if (user == null && await userResolver.CreateUserIfNotExistsAsync(kvp.Value, false))
+                if (user == null && await userResolver.CreateUserIfNotExistsAsync(email, false))
                 {
                     user = await userResolver.FindByIdOrEmailAsync(email);
                 }
 
                 if (user != null)
                 {
-                    userMap[kvp.Key] = new RefToken(RefTokenType.Subject, user.Id);
+                    userMap[userId] = new RefToken(RefTokenType.Subject, user.Id);
                 }
             }
         }

backend/src/Squidex.Domain.Apps.Entities/Comments/CommentsGrain.cs

@@ -60,11 +60,11 @@ namespace Squidex.Domain.Apps.Entities.Comments
             return persistence.ReadAsync();
         }
 
-        protected override async Task WriteAsync(Envelope<IEvent>[] events, long previousVersion)
+        protected override async Task WriteAsync(Envelope<IEvent>[] newEvents, long previousVersion)
         {
-            if (events.Length > 0)
+            if (newEvents.Length > 0)
             {
-                await persistence.WriteEventsAsync(events);
+                await persistence.WriteEventsAsync(newEvents);
             }
         }
 

backend/src/Squidex.Domain.Apps.Entities/Contents/ContentHistoryEventsCreator.cs

@@ -68,7 +68,7 @@ namespace Squidex.Domain.Apps.Entities.Contents
                 result = result.Param("Status", contentStatusScheduled.Status);
             }
 
-            return Task.FromResult<HistoryEvent?>(result);
+            return Task.FromResult(result);
         }
     }
 }

backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentDataFlatGraphType.cs

@@ -18,7 +18,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
         {
             Name = $"{schemaType}DataFlatDto";
 
-            foreach (var (field, fieldName, typeName) in schema.SchemaDef.Fields.SafeFields())
+            foreach (var (field, fieldName, _) in schema.SchemaDef.Fields.SafeFields())
             {
                 var (resolvedType, valueResolver) = model.GetGraphType(schema, field, fieldName);
 

backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentInterfaceGraphType.cs

@@ -15,14 +15,14 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
     {
         public ContentInterfaceGraphType()
         {
-            Name = $"Content";
+            Name = "Content";
 
             AddField(new FieldType
             {
                 Name = "id",
                 ResolvedType = AllTypes.NonNullGuid,
                 Resolver = Resolve(x => x.Id),
-                Description = $"The id of the content."
+                Description = "The id of the content."
             });
 
             AddField(new FieldType
@@ -30,7 +30,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "version",
                 ResolvedType = AllTypes.NonNullInt,
                 Resolver = Resolve(x => x.Version),
-                Description = $"The version of the content."
+                Description = "The version of the content."
             });
 
             AddField(new FieldType
@@ -38,7 +38,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "created",
                 ResolvedType = AllTypes.NonNullDate,
                 Resolver = Resolve(x => x.Created),
-                Description = $"The date and time when the content has been created."
+                Description = "The date and time when the content has been created."
             });
 
             AddField(new FieldType
@@ -46,7 +46,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "createdBy",
                 ResolvedType = AllTypes.NonNullString,
                 Resolver = Resolve(x => x.CreatedBy.ToString()),
-                Description = $"The user that has created the content."
+                Description = "The user that has created the content."
             });
 
             AddField(new FieldType
@@ -54,7 +54,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "lastModified",
                 ResolvedType = AllTypes.NonNullDate,
                 Resolver = Resolve(x => x.LastModified),
-                Description = $"The date and time when the content has been modified last."
+                Description = "The date and time when the content has been modified last."
             });
 
             AddField(new FieldType
@@ -62,7 +62,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "lastModifiedBy",
                 ResolvedType = AllTypes.NonNullString,
                 Resolver = Resolve(x => x.LastModifiedBy.ToString()),
-                Description = $"The user that has updated the content last."
+                Description = "The user that has updated the content last."
             });
 
             AddField(new FieldType
@@ -70,7 +70,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "status",
                 ResolvedType = AllTypes.NonNullString,
                 Resolver = Resolve(x => x.Status.Name.ToUpperInvariant()),
-                Description = $"The the status of the content."
+                Description = "The the status of the content."
             });
 
             AddField(new FieldType
@@ -78,10 +78,10 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
                 Name = "statusColor",
                 ResolvedType = AllTypes.NonNullString,
                 Resolver = Resolve(x => x.StatusColor),
-                Description = $"The color status of the content."
+                Description = "The color status of the content."
             });
 
-            Description = $"The structure of all content types.";
+            Description = "The structure of all content types.";
         }
 
         private static IFieldResolver Resolve(Func<IEnrichedContentEntity, object> action)

backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/ContentUnionGraphType.cs

@@ -35,9 +35,9 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
             }
             else
             {
-                foreach (var schemaType in schemaTypes)
+                foreach (var (key, value) in schemaTypes)
                 {
-                    types[schemaType.Key] = schemaType.Value;
+                    types[key] = value;
                 }
             }
 

backend/src/Squidex.Domain.Apps.Entities/Contents/GraphQL/Types/NestedGraphType.cs

@@ -26,17 +26,17 @@ namespace Squidex.Domain.Apps.Entities.Contents.GraphQL.Types
 
             foreach (var (nestedField, nestedName, _) in field.Fields.SafeFields())
             {
-                var fieldInfo = model.GetGraphType(schema, nestedField, nestedName);
+                var (resolveType, valueResolver) = model.GetGraphType(schema, nestedField, nestedName);
 
-                if (fieldInfo.ResolveType != null && fieldInfo.Resolver != null)
+                if (resolveType != null && valueResolver != null)
                 {
-                    var resolver = ValueResolver(nestedField, fieldInfo.Resolver);
+                    var resolver = ValueResolver(nestedField, valueResolver);
 
                     AddField(new FieldType
                     {
                         Name = nestedName,
                         Resolver = resolver,
-                        ResolvedType = fieldInfo.ResolveType,
+                        ResolvedType = resolveType,
                         Description = $"The {fieldDisplayName}/{nestedField.DisplayName()} nested field."
                     });
                 }

backend/src/Squidex.Domain.Apps.Entities/Contents/Queries/ContentEnricher.cs

@@ -70,8 +70,6 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
                 if (contents.Any())
                 {
-                    var appVersion = context.App.Version;
-
                     var cache = new Dictionary<(Guid, Status), StatusInfo>();
 
                     foreach (var content in contents)
@@ -190,10 +188,10 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
                     {
                         if (content.DataDraft.TryGetValue(field.Name, out var fieldData) && fieldData != null)
                         {
-                            foreach (var partitionValue in fieldData)
+                            foreach (var (partition, partitionValue) in fieldData)
                             {
                                 var referencedContents =
-                                    field.GetReferencedIds(partitionValue.Value, Ids.ContentOnly)
+                                    field.GetReferencedIds(partitionValue, Ids.ContentOnly)
                                         .Select(x => references[x])
                                         .SelectMany(x => x)
                                         .ToList();
@@ -211,13 +209,13 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
                                     var value = formatted.GetOrAdd(reference, x => Format(x, context, referencedSchema));
 
-                                    fieldReference.AddJsonValue(partitionValue.Key, value);
+                                    fieldReference.AddJsonValue(partition, value);
                                 }
                                 else if (referencedContents.Count > 1)
                                 {
                                     var value = CreateFallback(context, referencedContents);
 
-                                    fieldReference.AddJsonValue(partitionValue.Key, value);
+                                    fieldReference.AddJsonValue(partition, value);
                                 }
                             }
                         }
@@ -245,10 +243,10 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
 
                     if (content.DataDraft.TryGetValue(field.Name, out var fieldData) && fieldData != null)
                     {
-                        foreach (var partitionValue in fieldData)
+                        foreach (var (partitionKey, partitionValue) in fieldData)
                         {
                             var referencedImage =
-                                field.GetReferencedIds(partitionValue.Value, Ids.ContentOnly)
+                                field.GetReferencedIds(partitionValue, Ids.ContentOnly)
                                     .Select(x => assets[x])
                                     .SelectMany(x => x)
                                     .FirstOrDefault(x => x.IsImage);
@@ -260,7 +258,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Queries
                                 content.CacheDependencies.Add(referencedImage.Id);
                                 content.CacheDependencies.Add(referencedImage.Version);
 
-                                fieldReference.AddJsonValue(partitionValue.Key, JsonValue.Create(url));
+                                fieldReference.AddJsonValue(partitionKey, JsonValue.Create(url));
                             }
                         }
                     }

backend/src/Squidex.Domain.Apps.Entities/Contents/Text/Extensions.cs

@@ -56,22 +56,22 @@ namespace Squidex.Domain.Apps.Entities.Contents.Text
                     }
                 }
 
-                foreach (var field in data)
+                foreach (var value in data.Values)
                 {
-                    if (field.Value != null)
+                    if (value != null)
                     {
-                        foreach (var fieldValue in field.Value)
+                        foreach (var (key, jsonValue) in value)
                         {
-                            var appendText = new Action<string>(text => AppendText(fieldValue.Key, text));
+                            var appendText = new Action<string>(text => AppendText(key, text));
 
-                            AppendJsonText(fieldValue.Value, appendText);
+                            AppendJsonText(jsonValue, appendText);
                         }
                     }
                 }
 
-                foreach (var kvp in languages)
+                foreach (var (key, value) in languages)
                 {
-                    result[kvp.Key] = kvp.Value.ToString();
+                    result[key] = value.ToString();
                 }
             }
 

backend/src/Squidex.Domain.Apps.Entities/Contents/Text/IndexManager_Impl.cs

@@ -154,7 +154,7 @@ namespace Squidex.Domain.Apps.Entities.Contents.Text
                 }
             }
 
-            internal void ThrowIfReleased()
+            private void ThrowIfReleased()
             {
                 if (isReleased)
                 {

backend/src/Squidex.Domain.Apps.Entities/Contents/Text/TextIndexContent.cs

@@ -123,9 +123,9 @@ namespace Squidex.Domain.Apps.Entities.Contents.Text
         {
             var document = new Document();
 
-            foreach (var field in text)
+            foreach (var (key, value) in text)
             {
-                document.AddTextField(field.Key, field.Value, Field.Store.NO);
+                document.AddTextField(key, value, Field.Store.NO);
             }
 
             return document;

backend/src/Squidex.Domain.Apps.Entities/Context.cs

@@ -60,9 +60,9 @@ namespace Squidex.Domain.Apps.Entities
         {
             var clone = new Context(User, App);
 
-            foreach (var kvp in Headers)
+            foreach (var (key, value) in Headers)
             {
-                clone.Headers[kvp.Key] = kvp.Value;
+                clone.Headers[key] = value;
             }
 
             return clone;

backend/src/Squidex.Domain.Apps.Entities/History/HistoryService.cs

@@ -41,9 +41,9 @@ namespace Squidex.Domain.Apps.Entities.History
 
             foreach (var creator in this.creators)
             {
-                foreach (var text in creator.Texts)
+                foreach (var (key, value) in creator.Texts)
                 {
-                    texts[text.Key] = text.Value;
+                    texts[key] = value;
                 }
             }
 

backend/src/Squidex.Domain.Apps.Entities/History/ParsedHistoryEvent.cs

@@ -55,9 +55,9 @@ namespace Squidex.Domain.Apps.Entities.History
             {
                 if (texts.TryGetValue(item.Message, out var result))
                 {
-                    foreach (var kvp in item.Parameters)
+                    foreach (var (key, value) in item.Parameters)
                     {
-                        result = result.Replace("[" + kvp.Key + "]", kvp.Value);
+                        result = result.Replace("[" + key + "]", value);
                     }
 
                     return result;

backend/src/Squidex.Domain.Apps.Entities/Rules/ManualTriggerHandler.cs

@@ -23,7 +23,7 @@ namespace Squidex.Domain.Apps.Entities.Rules
                 Name = "Manual"
             };
 
-            return Task.FromResult<EnrichedManualEvent?>(result);
+            return Task.FromResult(result);
         }
 
         protected override bool Trigger(EnrichedManualEvent @event, ManualTrigger trigger)

backend/src/Squidex.Domain.Apps.Entities/Rules/UsageTracking/UsageTrackerGrain.cs

@@ -78,28 +78,26 @@ namespace Squidex.Domain.Apps.Entities.Rules.UsageTracking
         {
             var today = DateTime.Today;
 
-            foreach (var kvp in state.Value.Targets)
+            foreach (var (key, target) in state.Value.Targets)
             {
-                var target = kvp.Value;
-
                 var from = GetFromDate(today, target.NumDays);
 
                 if (!target.Triggered.HasValue || target.Triggered < from)
                 {
                     var usage = await usageTracker.GetMonthlyCallsAsync(target.AppId.Id.ToString(), today);
 
-                    var limit = kvp.Value.Limits;
+                    var limit = target.Limits;
 
                     if (usage > limit)
                     {
-                        kvp.Value.Triggered = today;
+                        target.Triggered = today;
 
                         var @event = new AppUsageExceeded
                         {
                             AppId = target.AppId,
                             CallsCurrent = usage,
                             CallsLimit = limit,
-                            RuleId = kvp.Key
+                            RuleId = key
                         };
 
                         await state.WriteEventAsync(Envelope.Create<IEvent>(@event));

backend/src/Squidex.Domain.Apps.Entities/Rules/UsageTracking/UsageTriggerHandler.cs

@@ -27,7 +27,7 @@ namespace Squidex.Domain.Apps.Entities.Rules.UsageTracking
                 Name = EventName
             };
 
-            return Task.FromResult<EnrichedUsageExceededEvent?>(result);
+            return Task.FromResult(result);
         }
 
         protected override bool Trigger(EnrichedUsageExceededEvent @event, UsageTrigger trigger)

backend/src/Squidex.Domain.Apps.Entities/Schemas/Guards/GuardSchema.cs

@@ -151,7 +151,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
                     fieldIndex++;
                     fieldPrefix = $"Fields[{fieldIndex}]";
 
-                    ValidateRootField(field, command, fieldPrefix, e);
+                    ValidateRootField(field, fieldPrefix, e);
                 }
 
                 foreach (var fieldName in command.Fields.Duplicates(x => x.Name))
@@ -167,7 +167,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
             ValidateFieldNames(command, command.FieldsInReferences, nameof(command.FieldsInReferences), e, IsNotAllowed);
         }
 
-        private static void ValidateRootField(UpsertSchemaField field, UpsertCommand command, string prefix, AddValidation e)
+        private static void ValidateRootField(UpsertSchemaField field, string prefix, AddValidation e)
         {
             if (field == null)
             {
@@ -194,7 +194,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
                             nestedIndex++;
                             nestedPrefix = $"{prefix}.Nested[{nestedIndex}]";
 
-                            ValidateNestedField(nestedField, field.Nested, nestedPrefix, e);
+                            ValidateNestedField(nestedField, nestedPrefix, e);
                         }
                     }
                     else if (field.Nested.Count > 0)
@@ -213,7 +213,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
             }
         }
 
-        private static void ValidateNestedField(UpsertSchemaNestedField nestedField, IEnumerable<UpsertSchemaFieldBase> fields, string prefix, AddValidation e)
+        private static void ValidateNestedField(UpsertSchemaNestedField nestedField, string prefix, AddValidation e)
         {
             if (nestedField == null)
             {
@@ -282,11 +282,11 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
                     }
                     else if (field == null && !isAllowed(fieldName))
                     {
-                        e($"Field is not part of the schema.", fieldPrefix);
+                        e("Field is not part of the schema.", fieldPrefix);
                     }
                     else if (field?.IsUI() == true)
                     {
-                        e($"Field cannot be an UI field.", fieldPrefix);
+                        e("Field cannot be an UI field.", fieldPrefix);
                     }
                 }
 
@@ -320,11 +320,11 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
                     }
                     else if (field == null && !isAllowed(fieldName))
                     {
-                        e($"Field is not part of the schema.", fieldPrefix);
+                        e("Field is not part of the schema.", fieldPrefix);
                     }
                     else if (field?.Properties?.IsUIProperty() == true)
                     {
-                        e($"Field cannot be an UI field.", fieldPrefix);
+                        e("Field cannot be an UI field.", fieldPrefix);
                     }
                 }
 

backend/src/Squidex.Domain.Apps.Entities/Schemas/Guards/GuardSchemaField.cs

@@ -65,7 +65,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Guards
         {
             Guard.NotNull(command);
 
-            var field = GuardHelper.GetFieldOrThrow(schema, command.FieldId, command.ParentFieldId, false);
+            GuardHelper.GetFieldOrThrow(schema, command.FieldId, command.ParentFieldId, false);
 
             Validate.It(() => "Cannot update field.", e =>
             {

backend/src/Squidex.Domain.Apps.Entities/Schemas/Indexes/SchemasIndex.cs

@@ -127,7 +127,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Indexes
 
                 if (context.IsCompleted)
                 {
-                     if (context.Command is DeleteSchema deleteSchema)
+                    if (context.Command is DeleteSchema deleteSchema)
                     {
                         await DeleteSchemaAsync(deleteSchema);
                     }
@@ -135,7 +135,7 @@ namespace Squidex.Domain.Apps.Entities.Schemas.Indexes
             }
         }
 
-        private async Task<string?> CheckSchemaAsync(ISchemasByAppIndexGrain index, CreateSchema command)
+        private static async Task<string?> CheckSchemaAsync(ISchemasByAppIndexGrain index, CreateSchema command)
         {
             var name = command.Name;
 

backend/src/Squidex.Domain.Apps.Entities/Tags/TagGrain.cs

@@ -58,15 +58,15 @@ namespace Squidex.Domain.Apps.Entities.Tags
                         var tagName = tag.ToLowerInvariant();
                         var tagId = string.Empty;
 
-                        var found = state.Value.Tags.FirstOrDefault(x => string.Equals(x.Value.Name, tagName, StringComparison.OrdinalIgnoreCase));
+                        var (key, value) = state.Value.Tags.FirstOrDefault(x => string.Equals(x.Value.Name, tagName, StringComparison.OrdinalIgnoreCase));
 
-                        if (found.Value != null)
+                        if (value != null)
                         {
-                            tagId = found.Key;
+                            tagId = key;
 
                             if (ids == null || !ids.Contains(tagId))
                             {
-                                found.Value.Count++;
+                                value.Count++;
                             }
                         }
                         else

backend/src/Squidex.Infrastructure.MongoDb/Assets/MongoGridFsAssetStore.cs

@@ -52,7 +52,7 @@ namespace Squidex.Infrastructure.Assets
             {
                 var sourceName = GetFileName(sourceFileName, nameof(sourceFileName));
 
-                using (var readStream = await bucket.OpenDownloadStreamAsync(sourceFileName, cancellationToken: ct))
+                using (var readStream = await bucket.OpenDownloadStreamAsync(sourceName, cancellationToken: ct))
                 {
                     await UploadAsync(targetFileName, readStream, false, ct);
                 }
@@ -95,7 +95,7 @@ namespace Squidex.Infrastructure.Assets
                     await DeleteAsync(fileName);
                 }
 
-                await bucket.UploadFromStreamAsync(fileName, fileName, stream, cancellationToken: ct);
+                await bucket.UploadFromStreamAsync(name, name, stream, cancellationToken: ct);
             }
             catch (MongoWriteException ex) when (ex.WriteError.Category == ServerErrorCategory.DuplicateKey)
             {
@@ -123,7 +123,7 @@ namespace Squidex.Infrastructure.Assets
 
         private static string GetFileName(string fileName, string parameterName)
         {
-            Guard.NotNullOrEmpty(fileName);
+            Guard.NotNullOrEmpty(fileName, parameterName);
 
             return fileName;
         }

backend/src/Squidex.Infrastructure.MongoDb/MongoDb/MongoExtensions.cs

@@ -191,8 +191,6 @@ namespace Squidex.Infrastructure.MongoDb
                     {
                         await source.ForEachAsync(async i =>
                         {
-                            var t = source;
-
                             if (!await actionBlock.SendAsync(i, combined.Token))
                             {
                                 selfToken.Cancel();

backend/src/Squidex.Infrastructure.MongoDb/MongoDb/MongoRepositoryBase.cs

@@ -29,7 +29,7 @@ namespace Squidex.Infrastructure.MongoDb
         protected static readonly ProjectionDefinitionBuilder<TEntity> Projection = Builders<TEntity>.Projection;
 
         private readonly IMongoDatabase mongoDatabase;
-        private Lazy<IMongoCollection<TEntity>> mongoCollection;
+        private readonly Lazy<IMongoCollection<TEntity>> mongoCollection;
 
         protected IMongoCollection<TEntity> Collection
         {

backend/src/Squidex.Infrastructure.MongoDb/MongoDb/Queries/SortBuilder.cs

@@ -6,6 +6,7 @@
 // ==========================================================================
 
 using System.Collections.Generic;
+using System.Linq;
 using MongoDB.Driver;
 using Squidex.Infrastructure.Queries;
 
@@ -17,12 +18,7 @@ namespace Squidex.Infrastructure.MongoDb.Queries
         {
             if (query.Sort.Count > 0)
             {
-                var sorts = new List<SortDefinition<T>>();
-
-                foreach (var sort in query.Sort)
-                {
-                    sorts.Add(OrderBy<T>(sort));
-                }
+                var sorts = query.Sort.Select(OrderBy<T>).ToList();
 
                 if (sorts.Count > 1)
                 {

backend/src/Squidex.Infrastructure.MongoDb/UsageTracking/MongoUsageRepository.cs

@@ -85,9 +85,9 @@ namespace Squidex.Infrastructure.UsageTracking
                 .SetOnInsert(x => x.Date, usageUpdate.Date)
                 .SetOnInsert(x => x.Category, usageUpdate.Category);
 
-            foreach (var counter in usageUpdate.Counters)
+            foreach (var (key, value) in usageUpdate.Counters)
             {
-                update = update.Inc($"Counters.{counter.Key}", counter.Value);
+                update = update.Inc($"Counters.{key}", value);
             }
 
             var filter = Filter.Eq(x => x.Id, id);

backend/src/Squidex.Infrastructure/CollectionExtensions.cs

@@ -142,13 +142,13 @@ namespace Squidex.Infrastructure
         {
             var hashCode = 17;
 
-            foreach (var kvp in dictionary.OrderBy(x => x.Key))
+            foreach (var (key, value) in dictionary.OrderBy(x => x.Key))
             {
-                hashCode = (hashCode * 23) + keyComparer.GetHashCode(kvp.Key);
+                hashCode = (hashCode * 23) + keyComparer.GetHashCode(key);
 
-                if (!Equals(kvp.Value, null))
+                if (!Equals(value, null))
                 {
-                    hashCode = (hashCode * 23) + valueComparer.GetHashCode(kvp.Value);
+                    hashCode = (hashCode * 23) + valueComparer.GetHashCode(value);
                 }
             }
 

backend/src/Squidex.Infrastructure/Commands/DomainObjectGrain.cs

@@ -57,11 +57,11 @@ namespace Squidex.Infrastructure.Commands
             snapshot = state;
         }
 
-        protected sealed override async Task WriteAsync(Envelope<IEvent>[] events, long previousVersion)
+        protected sealed override async Task WriteAsync(Envelope<IEvent>[] newEvents, long previousVersion)
         {
-            if (events.Length > 0 && persistence != null)
+            if (newEvents.Length > 0 && persistence != null)
             {
-                await persistence.WriteEventsAsync(events);
+                await persistence.WriteEventsAsync(newEvents);
                 await persistence.WriteSnapshotAsync(Snapshot);
             }
         }

backend/src/Squidex.Infrastructure/Commands/DomainObjectGrainBase.cs

@@ -212,7 +212,7 @@ namespace Squidex.Infrastructure.Commands
 
         protected abstract Task ReadAsync(Type type, Guid id);
 
-        protected abstract Task WriteAsync(Envelope<IEvent>[] events, long previousVersion);
+        protected abstract Task WriteAsync(Envelope<IEvent>[] newEvents, long previousVersion);
 
         public async Task<J<object?>> ExecuteAsync(J<IAggregateCommand> command)
         {

backend/src/Squidex.Infrastructure/Commands/LogSnapshotDomainObjectGrain.cs

@@ -69,14 +69,14 @@ namespace Squidex.Infrastructure.Commands
             return persistence.ReadAsync();
         }
 
-        protected sealed override async Task WriteAsync(Envelope<IEvent>[] events, long previousVersion)
+        protected sealed override async Task WriteAsync(Envelope<IEvent>[] newEvents, long previousVersion)
         {
-            if (events.Length > 0 && persistence != null)
+            if (newEvents.Length > 0 && persistence != null)
             {
                 var persistedSnapshots = store.GetSnapshotStore<T>();
 
-                await persistence.WriteEventsAsync(events);
-                await persistedSnapshots.WriteAsync(Id, Snapshot, previousVersion, previousVersion + events.Length);
+                await persistence.WriteEventsAsync(newEvents);
+                await persistedSnapshots.WriteAsync(Id, Snapshot, previousVersion, previousVersion + newEvents.Length);
             }
         }
 

backend/src/Squidex.Infrastructure/Http/DumpFormatter.cs

@@ -95,11 +95,11 @@ namespace Squidex.Infrastructure.Http
                 return;
             }
 
-            foreach (var header in headers)
+            foreach (var (key, value) in headers)
             {
-                writer.Append(header.Key);
+                writer.Append(key);
                 writer.Append(": ");
-                writer.Append(string.Join("; ", header.Value));
+                writer.Append(string.Join("; ", value));
                 writer.AppendLine();
             }
         }

backend/src/Squidex.Infrastructure/Json/Newtonsoft/JsonValueConverter.cs

@@ -164,11 +164,11 @@ namespace Squidex.Infrastructure.Json.Newtonsoft
                 case JsonObject obj:
                     writer.WriteStartObject();
 
-                    foreach (var kvp in obj)
+                    foreach (var (key, jsonValue) in obj)
                     {
-                        writer.WritePropertyName(kvp.Key);
+                        writer.WritePropertyName(key);
 
-                        WriteJson(writer, kvp.Value);
+                        WriteJson(writer, jsonValue);
                     }
 
                     writer.WriteEndObject();

backend/src/Squidex.Infrastructure/LanguagesInitializer.cs

@@ -25,11 +25,11 @@ namespace Squidex.Infrastructure
 
         public Task InitializeAsync(CancellationToken ct = default)
         {
-            foreach (var kvp in options)
+            foreach (var (key, value) in options)
             {
-                if (!string.IsNullOrWhiteSpace(kvp.Key) && !string.IsNullOrWhiteSpace(kvp.Value))
+                if (!string.IsNullOrWhiteSpace(key) && !string.IsNullOrWhiteSpace(value))
                 {
-                    Language.AddLanguage(kvp.Key, kvp.Value);
+                    Language.AddLanguage(key, value);
                 }
             }
 

backend/src/Squidex.Infrastructure/Log/Adapter/SemanticLogLogger.cs

@@ -75,15 +75,15 @@ namespace Squidex.Infrastructure.Log.Adapter
 
                 if (ctx.state is IReadOnlyList<KeyValuePair<string, object>> parameters)
                 {
-                    foreach (var kvp in parameters)
+                    foreach (var (key, value) in parameters)
                     {
-                        if (kvp.Value != null)
+                        if (value != null)
                         {
-                            var key = kvp.Key.Trim('{', '}', ' ');
+                            var trimmedName = key.Trim('{', '}', ' ');
 
-                            if (key.Length > 2 && !string.Equals(key, "originalFormat", StringComparison.OrdinalIgnoreCase))
+                            if (trimmedName.Length > 2 && !string.Equals(trimmedName, "originalFormat", StringComparison.OrdinalIgnoreCase))
                             {
-                                writer.WriteProperty(key.ToCamelCase(), kvp.Value.ToString());
+                                writer.WriteProperty(trimmedName.ToCamelCase(), value.ToString());
                             }
                         }
                     }

backend/src/Squidex.Infrastructure/Log/ProfilerSession.cs

@@ -44,9 +44,9 @@ namespace Squidex.Infrastructure.Log
             {
                 writer.WriteObject("profiler", p =>
                 {
-                    foreach (var kvp in traces)
+                    foreach (var (key, profilerItem) in traces)
                     {
-                        p.WriteObject(kvp.Key, kvp.Value, (value, k) => k
+                        p.WriteObject(key, profilerItem, (value, k) => k
                             .WriteProperty("elapsedMsTotal", value.Total)
                             .WriteProperty("elapsedMsAvg", value.Total / value.Count)
                             .WriteProperty("count", value.Count));

backend/src/Squidex.Infrastructure/Migrations/Migrator.cs

@@ -45,7 +45,7 @@ namespace Squidex.Infrastructure.Migrations
                         .WriteProperty("action", "Migrate")
                         .WriteProperty("mesage", $"Waiting {LockWaitMs}ms to acquire lock."));
 
-                    await Task.Delay(LockWaitMs);
+                    await Task.Delay(LockWaitMs, ct);
                 }
 
                 version = await migrationStatus.GetVersionAsync();

backend/src/Squidex.Infrastructure/Plugins/PluginManager.cs

@@ -119,12 +119,12 @@ namespace Squidex.Infrastructure.Plugins
                     .WriteProperty("status", status)
                     .WriteArray("errors", e =>
                     {
-                        foreach (var error in exceptions)
+                        foreach (var (plugin, action, exception) in exceptions)
                         {
                             e.WriteObject(x => x
-                                .WriteProperty("plugin", error.Plugin)
-                                .WriteProperty("action", error.Action)
-                                .WriteException(error.Exception));
+                                .WriteProperty("plugin", plugin)
+                                .WriteProperty("action", action)
+                                .WriteException(exception));
                         }
                     })
                     .WriteArray("plugins", a =>

backend/src/Squidex.Infrastructure/Security/Permission.cs

@@ -24,7 +24,7 @@ namespace Squidex.Infrastructure.Security
 
         private Part[] Path
         {
-            get { return path ?? (path = Part.ParsePath(id)); }
+            get { return path ??= Part.ParsePath(id); }
         }
 
         public Permission(string id)

backend/src/Squidex.Infrastructure/UsageTracking/BackgroundUsageTracker.cs

@@ -69,16 +69,16 @@ namespace Squidex.Infrastructure.UsageTracking
                     var updates = new UsageUpdate[localUsages.Count];
                     var updateIndex = 0;
 
-                    foreach (var kvp in localUsages)
+                    foreach (var (key, value) in localUsages)
                     {
                         var counters = new Counters
                         {
-                            [CounterTotalCalls] = kvp.Value.Count,
-                            [CounterTotalElapsedMs] = kvp.Value.ElapsedMs
+                            [CounterTotalCalls] = value.Count,
+                            [CounterTotalElapsedMs] = value.ElapsedMs
                         };
 
-                        updates[updateIndex].Key = kvp.Key.Key;
-                        updates[updateIndex].Category = kvp.Key.Category;
+                        updates[updateIndex].Key = key.Key;
+                        updates[updateIndex].Category = key.Category;
                         updates[updateIndex].Counters = counters;
                         updates[updateIndex].Date = today;
 

backend/src/Squidex.Infrastructure/Validation/AbsoluteUrlAttribute.cs

@@ -19,12 +19,7 @@ namespace Squidex.Infrastructure.Validation
 
         public override bool IsValid(object value)
         {
-            if (value is Uri uri && !uri.IsAbsoluteUri)
-            {
-                return false;
-            }
-
-            return true;
+            return !(value is Uri uri) || uri.IsAbsoluteUri;
         }
     }
 }

backend/src/Squidex.Web/ApiPermissionAttribute.cs

@@ -45,9 +45,9 @@ namespace Squidex.Web
                     {
                         var id = permissionId;
 
-                        foreach (var routeParam in context.RouteData.Values)
+                        foreach (var (key, value) in context.RouteData.Values)
                         {
-                            id = id.Replace($"{{{routeParam.Key}}}", routeParam.Value?.ToString());
+                            id = id.Replace($"{{{key}}}", value?.ToString());
                         }
 
                         if (permissions.Allows(new Permission(id)))

backend/src/Squidex.Web/ContextExtensions.cs

@@ -21,11 +21,11 @@ namespace Squidex.Web
             {
                 context = new Context(httpContext.User);
 
-                foreach (var header in httpContext.Request.Headers)
+                foreach (var (key, value) in httpContext.Request.Headers)
                 {
-                    if (header.Key.StartsWith("X-", StringComparison.OrdinalIgnoreCase))
+                    if (key.StartsWith("X-", StringComparison.OrdinalIgnoreCase))
                     {
-                        context.Headers.Add(header.Key, header.Value.ToString());
+                        context.Headers.Add(key, value.ToString());
                     }
                 }
 

backend/src/Squidex.Web/ExposedValues.cs

@@ -47,16 +47,16 @@ namespace Squidex.Web
         {
             var sb = new StringBuilder();
 
-            foreach (var kvp in this)
+            foreach (var (key, value) in this)
             {
                 if (sb.Length > 0)
                 {
                     sb.Append(", ");
                 }
 
-                sb.Append(kvp.Key);
+                sb.Append(key);
                 sb.Append(": ");
-                sb.Append(kvp.Value);
+                sb.Append(value);
             }
 
             return sb.ToString();

backend/src/Squidex.Web/Pipeline/ActionContextLogAppender.cs

@@ -57,9 +57,9 @@ namespace Squidex.Web.Pipeline
                 {
                     w.WriteObject("routeValues", actionContext.ActionDescriptor.RouteValues, (routeValues, r) =>
                     {
-                        foreach (var kvp in routeValues)
+                        foreach (var (key, value) in routeValues)
                         {
-                            r.WriteProperty(kvp.Key, kvp.Value);
+                            r.WriteProperty(key, value);
                         }
                     });
                 }

backend/src/Squidex/Areas/Api/Controllers/Assets/Models/AssetFolderDto.cs

@@ -7,7 +7,6 @@
 
 using System;
 using System.ComponentModel.DataAnnotations;
-using Newtonsoft.Json;
 using Squidex.Domain.Apps.Entities.Assets;
 using Squidex.Infrastructure.Reflection;
 using Squidex.Shared;

backend/src/Squidex/Areas/Api/Controllers/Contents/Models/ContentsDto.cs

@@ -62,7 +62,7 @@ namespace Squidex.Areas.Api.Controllers.Contents.Models
             Statuses = allStatuses.Select(StatusInfoDto.FromStatusInfo).ToArray();
         }
 
-        private ContentsDto CreateLinks(ApiController controller, string app, string schema)
+        private void CreateLinks(ApiController controller, string app, string schema)
         {
             var values = new { app, name = schema };
 
@@ -74,8 +74,6 @@ namespace Squidex.Areas.Api.Controllers.Contents.Models
 
                 AddPostLink("create/publish", controller.Url<ContentsController>(x => nameof(x.PostContent), values) + "?publish=true");
             }
-
-            return this;
         }
     }
 }

backend/src/Squidex/Areas/Frontend/Middlewares/IndexExtensions.cs

@@ -53,7 +53,7 @@ namespace Squidex.Areas.Frontend.Middlewares
                 }
 
                 var jsonSerializer = httpContext.RequestServices.GetRequiredService<IJsonSerializer>();
-                var jsonOptions = jsonSerializer.Serialize(uiOptions, false);
+                var jsonOptions = jsonSerializer.Serialize(uiOptions);
 
                 result = result.Replace("<body>", $"<body><script>var options = {jsonOptions};</script>");
             }

backend/src/Squidex/Areas/Frontend/Middlewares/IndexMiddleware.cs

@@ -23,8 +23,6 @@ namespace Squidex.Areas.Frontend.Middlewares
 
         public async Task Invoke(HttpContext context)
         {
-            var basePath = context.Request.PathBase;
-
             if (context.IsHtmlPath() && context.Response.StatusCode != 304)
             {
                 var responseBuffer = new MemoryStream();

backend/src/Squidex/Areas/IdentityServer/Views/Profile/Profile.cshtml

@@ -238,7 +238,7 @@
             <label for="generate">&nbsp;</label>
 
             <form class="profile-form" asp-controller="Profile" asp-action="GenerateClientSecret" method="post">
-                <button type="submit" class="btn btn-success btn-block">Generate</button>
+                <button type="submit" class="btn btn-success btn-block" id="generate">Generate</button>
             </form>
         </div>
     </div>

backend/src/Squidex/Config/Authentication/GoogleHandler.cs

@@ -49,7 +49,7 @@ namespace Squidex.Config.Authentication
 
                 if (pictureUrl != null && pictureUrl.EndsWith("?sz=50", System.StringComparison.Ordinal))
                 {
-                    pictureUrl = pictureUrl[0..^6];
+                    pictureUrl = pictureUrl[..^6];
                 }
             }
 

backend/src/Squidex/Config/Domain/ConfigurationExtensions.cs

@@ -13,7 +13,7 @@ namespace Squidex.Config.Domain
     {
         public static void ConfigureForSquidex(this IConfigurationBuilder builder)
         {
-            builder.AddJsonFile($"appsettings.Custom.json", true);
+            builder.AddJsonFile("appsettings.Custom.json", true);
         }
     }
 }

backend/src/Squidex/Config/Domain/ContentsServices.cs

@@ -24,7 +24,7 @@ namespace Squidex.Config.Domain
             services.Configure<ContentOptions>(
                 config.GetSection("contents"));
 
-            services.AddSingletonAs(c => new Lazy<IContentQueryService>(() => c.GetRequiredService<IContentQueryService>()))
+            services.AddSingletonAs(c => new Lazy<IContentQueryService>(c.GetRequiredService<IContentQueryService>))
                 .AsSelf();
 
             services.AddSingletonAs<ContentQueryParser>()

backend/src/Squidex/Config/Domain/QueryServices.cs

@@ -32,7 +32,7 @@ namespace Squidex.Config.Domain
                     exposeSourceUrl))
                 .As<IGraphQLUrlGenerator>().As<IRuleUrlGenerator>().As<IAssetUrlGenerator>().As<IEmailUrlGenerator>();
 
-            services.AddSingletonAs(x => new FuncDependencyResolver(t => x.GetRequiredService(t)))
+            services.AddSingletonAs(x => new FuncDependencyResolver(x.GetRequiredService))
                 .As<IDependencyResolver>();
 
             services.AddSingletonAs<DataLoaderContextAccessor>()

backend/src/Squidex/Config/Orleans/OrleansServices.cs

@@ -9,7 +9,6 @@ using System.Net;
 using System.Net.Sockets;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Hosting;
 using Orleans;
 using Orleans.Configuration;
 using Orleans.Hosting;

backend/tests/Squidex.Domain.Apps.Core.Tests/Model/Apps/RolesTests.cs

@@ -138,13 +138,13 @@ namespace Squidex.Domain.Apps.Core.Model.Apps
         [Theory]
         public void Should_get_default_roles(string name)
         {
-            var found = roles_0.TryGet("app", name, out var role);
+            var found = roles_0.TryGet("app", name, out var result);
 
             Assert.True(found);
-            Assert.True(role!.IsDefault);
+            Assert.True(result!.IsDefault);
             Assert.True(roles_0.Contains(name));
 
-            foreach (var permission in role.Permissions)
+            foreach (var permission in result.Permissions)
             {
                 Assert.StartsWith("squidex.apps.app.", permission.Id);
             }
@@ -153,10 +153,10 @@ namespace Squidex.Domain.Apps.Core.Model.Apps
         [Fact]
         public void Should_return_null_if_role_not_found()
         {
-            var found = roles_0.TryGet("app", "custom", out var role);
+            var found = roles_0.TryGet("app", "custom", out var result);
 
             Assert.False(found);
-            Assert.Null(role);
+            Assert.Null(result);
         }
     }
 }

backend/tests/Squidex.Domain.Apps.Core.Tests/Operations/EventSynchronization/SchemaSynchronizerTests.cs

@@ -569,9 +569,6 @@ namespace Squidex.Domain.Apps.Core.Operations.EventSynchronization
         [Fact]
         public void Should_create_events_if_fields_reordered()
         {
-            var id1 = NamedId.Of(1, "f1");
-            var id2 = NamedId.Of(2, "f1");
-
             var sourceSchema =
                 new Schema("source")
                     .AddString(10, "f1", Partitioning.Invariant)
@@ -592,9 +589,6 @@ namespace Squidex.Domain.Apps.Core.Operations.EventSynchronization
         [Fact]
         public void Should_create_events_if_fields_reordered_after_sync()
         {
-            var id1 = NamedId.Of(1, "f1");
-            var id2 = NamedId.Of(2, "f1");
-
             var sourceSchema =
                 new Schema("source")
                     .AddString(10, "f1", Partitioning.Invariant)
@@ -617,9 +611,6 @@ namespace Squidex.Domain.Apps.Core.Operations.EventSynchronization
         [Fact]
         public void Should_create_events_if_fields_reordered_after_sync2()
         {
-            var id1 = NamedId.Of(1, "f1");
-            var id2 = NamedId.Of(2, "f1");
-
             var sourceSchema =
                 new Schema("source")
                     .AddString(10, "f1", Partitioning.Invariant)

backend/tests/Squidex.Domain.Apps.Entities.Tests/Apps/BackupAppsTests.cs

@@ -126,8 +126,6 @@ namespace Squidex.Domain.Apps.Entities.Apps
         [Fact]
         public async Task Should_not_cleanup_reservation_when_no_reservation_token_hold()
         {
-            var context = CreateRestoreContext();
-
             await sut.CleanupRestoreErrorAsync(appId);
 
             A.CallTo(() => index.RemoveReservationAsync("Reservation"))

backend/tests/Squidex.Domain.Apps.Entities.Tests/Apps/Indexes/AppsIndexTests.cs

@@ -267,7 +267,7 @@ namespace Squidex.Domain.Apps.Entities.Apps.Indexes
         [Theory, InlineData(true), InlineData(false)]
         public async Task Should_remove_app_from_indexes_on_archive(bool isArchived)
         {
-            var app = SetupApp(0, isArchived);
+            SetupApp(0, isArchived);
 
             var context =
                 new CommandContext(new ArchiveApp { AppId = appId.Id }, commandBus)

backend/tests/Squidex.Domain.Apps.Entities.Tests/Assets/Guards/GuardAssetFolderTests.cs

@@ -155,7 +155,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Guards
             GuardAssetFolder.CanDelete(command);
         }
 
-        private IAssetFolderEntity CreateFolder(Guid id = default)
+        private static IAssetFolderEntity CreateFolder(Guid id = default)
         {
             var assetFolder = A.Fake<IAssetFolderEntity>();
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Assets/Guards/GuardAssetTests.cs

@@ -124,7 +124,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Guards
             GuardAsset.CanDelete(command);
         }
 
-        private IAssetFolderEntity CreateFolder(Guid id = default)
+        private static IAssetFolderEntity CreateFolder(Guid id = default)
         {
             var assetFolder = A.Fake<IAssetFolderEntity>();
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Assets/Queries/AssetQueryServiceTests.cs

@@ -229,7 +229,7 @@ namespace Squidex.Domain.Apps.Entities.Assets.Queries
             Assert.Empty(result);
         }
 
-        private IAssetFolderEntity CreateFolder(Guid id, Guid parentId = default)
+        private static IAssetFolderEntity CreateFolder(Guid id, Guid parentId = default)
         {
             var assetFolder = A.Fake<IAssetFolderEntity>();
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Backup/BackupReaderWriterTests.cs

@@ -96,12 +96,12 @@ namespace Squidex.Domain.Apps.Entities.Backup
 
             using (var writer = new BackupWriter(serializer, stream, true, version))
             {
-                foreach (var @event in sourceEvents)
+                foreach (var (_, envelope) in sourceEvents)
                 {
-                    var eventData = formatter.ToEventData(@event.Event, Guid.NewGuid(), true);
+                    var eventData = formatter.ToEventData(envelope, Guid.NewGuid(), true);
                     var eventStored = new StoredEvent("S", "1", 2, eventData);
 
-                    var index = int.Parse(@event.Event.Headers["Index"].ToString());
+                    var index = int.Parse(envelope.Headers["Index"].ToString());
 
                     if (index % 17 == 0)
                     {

backend/tests/Squidex.Domain.Apps.Entities.Tests/Backup/UserMappingTests.cs

@@ -125,7 +125,7 @@ namespace Squidex.Domain.Apps.Entities.Backup
             Assert.Same(client, mapped);
         }
 
-        private IUser CreateUser(string id, string email)
+        private static IUser CreateUser(string id, string email)
         {
             var user = A.Fake<IUser>();
 

backend/tests/Squidex.Domain.Apps.Entities.Tests/Contents/Guard/GuardContentTests.cs

@@ -97,8 +97,6 @@ namespace Squidex.Domain.Apps.Entities.Contents.Guard
         [Fact]
         public async Task CanUpdate_should_throw_exception_if_data_is_null()
         {
-            var schema = CreateSchema(false);
-
             SetupCanUpdate(true);
 
             var content = CreateContent(Status.Draft, false);
@@ -111,8 +109,6 @@ namespace Squidex.Domain.Apps.Entities.Contents.Guard
         [Fact]
         public async Task CanUpdate_should_throw_exception_if_workflow_blocks_it()
         {
-            var schema = CreateSchema(false);
-
             SetupCanUpdate(false);
 
             var content = CreateContent(Status.Draft, false);
@@ -135,8 +131,6 @@ namespace Squidex.Domain.Apps.Entities.Contents.Guard
         [Fact]
         public async Task CanPatch_should_throw_exception_if_data_is_null()
         {
-            var schema = CreateSchema(false);
-
             SetupCanUpdate(true);
 
             var content = CreateContent(Status.Draft, false);
@@ -149,8 +143,6 @@ namespace Squidex.Domain.Apps.Entities.Contents.Guard
         [Fact]
         public async Task CanPatch_should_throw_exception_if_workflow_blocks_it()
         {
-            var schema = CreateSchema(false);
-
             SetupCanUpdate(false);
 
             var content = CreateContent(Status.Draft, false);

backend/tests/Squidex.Domain.Apps.Entities.Tests/TestHelpers/AExtensions.cs

@@ -19,12 +19,7 @@ namespace Squidex.Domain.Apps.Entities.TestHelpers
 
         public static T[] Is<T>(this INegatableArgumentConstraintManager<T[]> that, params T[]? values)
         {
-            if (values == null)
-            {
-                return that.IsNull();
-            }
-
-            return that.IsSameSequenceAs(values);
+            return values == null ? that.IsNull() : that.IsSameSequenceAs(values);
         }
     }
 }

backend/tests/Squidex.Infrastructure.Tests/Log/SemanticLogTests.cs

@@ -49,8 +49,8 @@ namespace Squidex.Infrastructure.Log
         [Fact]
         public void Should_log_multiple_lines()
         {
-            Log.Log<None>(SemanticLogLevel.Error, None.Value, (_, w) => w.WriteProperty("logMessage", "Msg1"));
-            Log.Log<None>(SemanticLogLevel.Error, None.Value, (_, w) => w.WriteProperty("logMessage", "Msg2"));
+            Log.Log(SemanticLogLevel.Error, None.Value, (_, w) => w.WriteProperty("logMessage", "Msg1"));
+            Log.Log(SemanticLogLevel.Error, None.Value, (_, w) => w.WriteProperty("logMessage", "Msg2"));
 
             var expected1 =
                 LogTest(w => w

backend/tests/Squidex.Web.Tests/Pipeline/EnforceHttpsMiddlewareTests.cs

@@ -61,7 +61,7 @@ namespace Squidex.Web.Pipeline
         [Fact]
         public async Task Should_not_redirect_if_not_required()
         {
-            var httpContext = CreateHttpContext("http");
+            var httpContext = CreateHttpContext();
 
             options.EnforceHTTPS = false;
 

backend/tools/Migrate_01/Migrations/PopulateGrainIndexes.cs

@@ -114,9 +114,9 @@ namespace Migrate_01.Migrations
 
             await indexApps.RebuildAsync(appsByName);
 
-            foreach (var kvp in appsByUser)
+            foreach (var (contributorId, apps) in appsByUser)
             {
-                await indexApps.RebuildByContributorsAsync(kvp.Key, kvp.Value);
+                await indexApps.RebuildByContributorsAsync(contributorId, apps);
             }
         }
 
@@ -146,9 +146,9 @@ namespace Migrate_01.Migrations
                 return TaskHelper.Done;
             }, "^rule\\-");
 
-            foreach (var kvp in rulesByApp)
+            foreach (var (appId, rules) in rulesByApp)
             {
-                await indexRules.RebuildAsync(kvp.Key, kvp.Value);
+                await indexRules.RebuildAsync(appId, rules);
             }
         }
 
@@ -178,9 +178,9 @@ namespace Migrate_01.Migrations
                 return TaskHelper.Done;
             }, "^schema\\-");
 
-            foreach (var kvp in schemasByApp)
+            foreach (var (appId, schemas) in schemasByApp)
             {
-                await indexSchemas.RebuildAsync(kvp.Key, kvp.Value);
+                await indexSchemas.RebuildAsync(appId, schemas);
             }
         }
     }