📝 使用简体中文进行Copilot Code Review (#731)

* Create pull_request_template.md

* 📝 Update copilot-instructions.md

* 删除GitHub copilot相关

* copilot-instructions: Language

---------

Co-authored-by: 王一之 <yz@ggnb.top>

Author: cyfung1031

.github/copilot-instructions.md

@@ -143,3 +143,8 @@ pnpm run coverage      # Generate coverage reports
 - Tests co-located with source files (`.test.ts` suffix)
 - Template files use `.tpl` extension for build-time processing
 - Configuration files use factory pattern for environment-specific setup
+
+## Language
+- The code is developed and maintained by developers based in Mainland China.
+- Comments should preferably be written in Simplified Chinese.
+- The user interface supports multiple languages, with English set as the default for global users.

.github/pull_request_template.md

@@ -0,0 +1,12 @@
+## 概述
+
+<!-- 如果有关联的 issue，请在下面记载 -->
+<!-- close #xxx -->
+
+## 变更内容
+
+<!-- - 这个 PR 做了什么？ -->
+
+### 截图
+
+<!-- 如果可以展示页面，请务必附上截图 -->