fix(platform): 模型选择与计费展示 - 透传渠道信息并标注视频结算来源

web/src/stores/use-config-store.ts

@@ -363,6 +363,7 @@ export type ModelChannel = {
     modelCosts?: Array<{
         model: string;
         displayName?: string;
+        channelLabel?: string;
         description?: string;
         icon?: string;
         capability: ModelCapability;