fix 修改重试逻辑

pkg/coach-client/client_us.go

@@ -38,13 +38,14 @@ func tryRequest(ctx context.Context, urlPath string, respData any, proxyGetter f
 
 		}
 		resp, err := callByProxy(ctx, p, urlPath, respData)
-		if resp.StatusCode() != 200 {
-			err = fmt.Errorf("请求错误：%d, %s", resp.StatusCode(), resp.Body())
-		}
 		if err != nil {
 			slog.Debug(err.Error())
 			continue
 		}
+		if resp.StatusCode() != 200 {
+			slog.Debug(fmt.Errorf("请求错误：%d, %s", resp.StatusCode(), resp.Body()).Error())
+			continue
+		}
 		return nil
 	}
 	return errors.New("未获取到可用的代理")