revert: 回滚文件模板功能

backend/src/restful/preview.js

@@ -3,7 +3,6 @@ import { ProxyUtils } from '@/core/proxy-utils';
 import { findByName } from '@/utils/database';
 import { success, failed } from './response';
 import download from '@/utils/download';
-import { render } from '@/utils/tpl';
 import { SUBS_KEY } from '@/constants';
 import $ from '@/core/app';
 
@@ -64,10 +63,6 @@ async function previewFile(req, res) {
             .filter((i) => i != null && i !== '')
             .join('\n');
 
-        if (file.isTpl) {
-            filesContent = await render(filesContent);
-        }
-
         // apply processors
         const processed =
             Array.isArray(file.process) && file.process.length > 0