docs(contributing): add useful commands

CONTRIBUTING.md

@@ -3,7 +3,59 @@
 - For document & bug fix, please create pull request to `main` branch.
 - For new features, please create pull request to `feat` branch.
 
+## Useful Commands
+
+```bash
+# open the dev server, please note that hot module reload doesn't work well
+# if you find anything doesn't work, just refresh the page
+npm run dev
+
+# testing
+npm run test
+
+# testing some component
+npm run test -- src/xxx
+
+# testing with coverage
+npm run test:cov
+
+# lint code
+npm run lint:code
+
+# check type
+npm run lint:type
+
+# lint code & type
+npm run lint
+```
+
 # 贡献代码
 
 - 对于文档和 bug fix，请对 `main` 分支提交 Pull Request
 - 对于新特性，请对 `feat` 分支提交 Pull Request
+
+## 有用的指令
+
+```bash
+# 开启开发服务器，注意热更新不是很好用
+# 如果你觉得哪里有问题，刷新页面即可
+npm run dev
+
+# 测试
+npm run test
+
+# 测试某个组件
+npm run test -- src/xxx
+
+# 生成覆盖率报告
+npm run test:cov
+
+# 检查代码风格
+npm run lint:code
+
+# 检查类型
+npm run lint:type
+
+# 上面俩个都检查
+npm run lint
+```