👷 add: issue template & welcome

.github/ISSUE_TEMPLATE/feature-request.md

@@ -0,0 +1,38 @@
+---
+name: Feature Request
+about: Suggest an idea for this project
+title: ''
+labels: Feature Request
+assignees: ''
+
+---
+
+Please follow this Issue template to provide relevant information, such as source code repositories, blog links, and screenshots, which will help us investigate.
+请按照此 Issue 模版提供相关信息，例如源码仓库、博客链接和屏幕截图，这将有助于我们进行调查。
+
+## Issue Checklist <!-- 我确认我已经查看了 -->
+<!-- Change [ ] to [x] to select (将 [ ] 换成 [x] 来选择) -->
+
+
+- [ ] I am using [the latest](https://github.com/MiniValine/MiniValine/releases/latest) version of MiniValine.
+- [ ] I have reviewed the [MiniValine FAQs](https://github.com/MiniValine/MiniValine/blob/master/.github/FAQ.md), which does not help me.
+- [ ] I have reviewed the latest Roadmap on GitHub and searched for current [issues](https://github.com/MiniValine/MiniValine/issues), which does not help me.
+
+***
+
+## Expected behavior <!-- 预期行为 -->
+
+
+## Actual behavior <!-- 实际行为 -->
+<!-- Please provide at least one of the following information (请至少提供以下的一项信息) -->
+
+- Links to demo site with this feature: N/A
+- Links to repository or source code of the blog: N/A
+
+
+## Steps to reproduce the behavior <!-- 重现步骤 -->
+1. N/A
+2. N/A
+3. N/A
+
+## Other Information <!-- Like Browser, System, Screenshots -->