📝 update PULL_REQUEST_TEMPLATE

.github/PULL_REQUEST_TEMPLATE.md

@@ -21,20 +21,18 @@ Please makes sure that these form are filled before submitting your pull request
 - [ ] Branch merge
 - [ ] Other (about what?)
 
-### 👻 What's the background?
+### 🔗 Related issue link
 
 <!--
 1. Describe the source of requirement, like related issue link.
-
-2. Describe the problem and the scenario.
 -->
 
-### 💡 Solution
+### 💡 Background and solution
 
 <!--
-1. How to fix the problem, and list final API implementation and usage sample if that is an new feature.
-
+1. Describe the problem and the scenario.
 2. GIF or snapshot should be provided if includes UI/interactive modification.
+3. How to fix the problem, and list final API implementation and usage sample if that is an new feature.
 -->
 
 ### 📝 Changelog

.github/PULL_REQUEST_TEMPLATE/pr_cn.md

@@ -21,20 +21,18 @@
 - [ ] 分支合并
 - [ ] 其他改动（是关于什么的改动？）
 
-### 👻 需求背景
+### 🔗 相关 Issue
 
 <!--
 1. 描述相关需求的来源，如相关的 issue 讨论链接。
-
-2. 要解决的具体问题。
 -->
 
-### 💡 解决方案和最终实现是？
+### 💡 需求背景和解决方案
 
 <!--
-1. 列出最终的 API 实现和用法。
-
-2. 涉及UI/交互变动需要有截图或 GIF。
+1. 要解决的具体问题。
+2. 列出最终的 API 实现和用法。
+3. 涉及UI/交互变动需要有截图或 GIF。
 -->
 
 ### 📝 更新日志怎么写？