feat: 增加EmbeddingResponse的object字段并完善AiGateWayManager的Usage统计，更新CORS配置

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Managers/AiGateWayManager.cs

@@ -389,6 +389,7 @@ public class AiGateWayManager : DomainService
 
             var usage = new ThorUsageResponse()
             {
+                PromptTokens = stream.Usage?.PromptTokens??0,
                 InputTokens = stream.Usage?.InputTokens ?? 0,
                 CompletionTokens = 0,
                 TotalTokens = stream.Usage?.InputTokens ?? 0
@@ -398,7 +399,7 @@ public class AiGateWayManager : DomainService
                 input.Model,
                 stream.Data,
                 stream.Error,
-                stream.ObjectTypeName,
+                Object = stream.ObjectTypeName,
                 Usage = usage
             });