Extra check for array bounds.

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

@@ -61,6 +61,11 @@ namespace Squidex.Infrastructure.UsageTracking
 
                     foreach (var (key, value) in localUsages)
                     {
+                        if (updateIndex >= updates.Length)
+                        {
+                            break;
+                        }
+
                         updates[updateIndex].Key = key.Key;
                         updates[updateIndex].Category = key.Category;
                         updates[updateIndex].Counters = value;

backend/src/Squidex/Areas/Api/Config/OpenApi/CommonProcessor.cs

@@ -39,7 +39,12 @@ namespace Squidex.Areas.Api.Config.OpenApi
             context.Document.Info.Version = version;
             context.Document.Info.ExtensionData = new Dictionary<string, object>
             {
-                ["x-logo"] = new { url = logoUrl, backgroundColor = logoBackground }
+                ["x-logo"] = new
+                {
+                    url = logoUrl,
+                    backgroundStyle = string.Empty,
+                    backgroundColor = logoBackground
+                }
             };
 
             context.Document.ExternalDocumentation = documentation;