fix: 修复模型常量更新导致的单测失败

- 将 ModelDialog.test.tsx 中的 MAINLINE_CODER_MODEL 替换为 DEFAULT_QWEN_MODEL
- 修复 modelConfigResolver.test.ts 中 OpenAI auth 类型的默认模型期望
- 统一使用 core 包导出的 MAINLINE_CODER_MODEL 常量

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

packages/cli/src/ui/models/availableModels.ts

@@ -6,7 +6,6 @@
 
 import {
   AuthType,
-  DEFAULT_QWEN_MODEL,
   type Config,
   type AvailableModel as CoreAvailableModel,
   QWEN_OAUTH_MODELS,
@@ -20,9 +19,6 @@ export type AvailableModel = {
   isVision?: boolean;
 };
 
-// Re-export constant from core for backwards compatibility
-export { DEFAULT_QWEN_MODEL as MAINLINE_CODER };
-
 const CACHED_QWEN_OAUTH_MODELS: AvailableModel[] = QWEN_OAUTH_MODELS.map(
   (model) => ({
     id: model.id,