优化脚本 API 路由的错误处理逻辑

back/api/script.ts

@@ -109,8 +109,8 @@ export default (app: Router) => {
       try {
         const scriptService = Container.get(ScriptService);
         const content = await scriptService.getFile(
-          req.query.path as string,
-          req.params?.file || '',
+          req.query?.path as string || '',
+          req.params.file,
         );
         res.send({ code: 200, data: content });
       } catch (e) {