chore: fix ali image implementation

relay/channel/openai/adaptor.go

@@ -92,7 +92,7 @@ func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, meta *util.Rel
 	} else {
 		switch meta.Mode {
 		case constant.RelayModeImagesGenerations:
-			err, usage = ImageHandler(c, resp)
+			err, _ = ImageHandler(c, resp)
 		default:
 			err, usage = Handler(c, resp, meta.PromptTokens, meta.ActualModelName)
 		}

relay/channel/openai/main.go

@@ -181,5 +181,5 @@ func ImageHandler(c *gin.Context, resp *http.Response) (*model.ErrorWithStatusCo
 	if err != nil {
 		return ErrorWrapper(err, "close_response_body_failed", http.StatusInternalServerError), nil
 	}
-	return nil, &imageResponse.Usage
+	return nil, nil
 }

relay/channel/openai/model.go

@@ -117,9 +117,9 @@ type ImageData struct {
 }
 
 type ImageResponse struct {
-	Created     int         `json:"created"`
-	Data        []ImageData `json:"data"`
-	model.Usage `json:"usage"`
+	Created int64       `json:"created"`
+	Data    []ImageData `json:"data"`
+	//model.Usage `json:"usage"`
 }
 
 type ChatCompletionsStreamResponseChoice struct {