website: add dark theme.

Author: jaywcjlove

.github/workflows/ci.yml

@@ -15,8 +15,21 @@ jobs:
 
       - run: mkdir -p build build/example
       - run: cp -rp example build/example
-      - run: npm i markdown-to-html-cli -g
-      - run: markdown-to-html --output build/index.html
+      # - run: npm i markdown-to-html-cli -g
+      # - run: markdown-to-html --output build/index.html
+
+      - name: Generate Contributors Images
+        uses: jaywcjlove/github-action-contributors@main
+        with:
+          filter-author: (renovate\[bot\]|renovate-bot|dependabot\[bot\])
+          output: build/CONTRIBUTORS.svg
+          avatarSize: 42
+
+      - name: Converts Markdown to HTML
+        uses: jaywcjlove/markdown-to-html-cli@main
+        with:
+          source: README.md
+          output: build/index.html
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3

README.md

@@ -2,6 +2,8 @@ Go语言快速入门
 ===
 <!--rehype:style=display: flex; height: 230px; align-items: center; justify-content: center; font-size: 38px;-->
 
+[![CI](https://github.com/jaywcjlove/golang-tutorial/actions/workflows/ci.yml/badge.svg)](https://github.com/jaywcjlove/golang-tutorial/actions/workflows/ci.yml)
+
 通过简单的例子，来快速入门Go语言基础编程、语法等各种语言特性，主要面向新手级别的学习者。下面所有例子均来源于网络，看文需谨慎后果自负。
 
 安装之前需要了解及新建几个必要的文件目录：
@@ -2236,3 +2238,19 @@ func main() {
 - [Go如何改善性能](https://www.youtube.com/watch?v=DJ4d_PZ6Gns)
 
 </details>
+
+
+## Contributors
+
+As always, thanks to our amazing contributors!
+
+<a href="https://github.com/jaywcjlove/shell-tutorial/graphs/contributors">
+  <img src="https://jaywcjlove.github.io/shell-tutorial/CONTRIBUTORS.svg" />
+</a>
+
+Made with [action-contributors](https://github.com/jaywcjlove/github-action-contributors).
+
+## License
+
+Licensed under the MIT License.
+