✨ feat: 支持配置是否在首页显示自定义内容

[FriedRiceNoodles]

💻 变更类型 | Change Type

• [x] ✨ feat
• [ ] 🐛 fix
• [ ] 💄 style
• [ ] 🔨 chore
• [ ] 📝 docs

🔀 变更说明 | Description of Change

close https://github.com/arvinxx/dumi-theme-antd-style/issues/104

现在可以直接在index.md中编写markdown内容和代码，用于自定义首页了。

BTW：

1. CI流程好像挂了？如果合并了之后可以发个新版本吗，想用到这个特性
2. 仓库内似乎没有配置commitizen？这次的commit msg是复制来的。

[vercel[bot]]

Someone is attempting to deploy a commit to a Personal Account owned by @arvinxx on Vercel.

@arvinxx first needs to authorize it.

[codecov[bot]]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (c27037d) 49.67% compared to head (5248b3b) 50.82%. Report is 6 commits behind head on master.

Files	Patch %	Lines
src/store/selectors/hero.ts	60.00%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #105 +/- ## ========================================== + Coverage 49.67% 50.82% +1.15% ========================================== Files 52 53 +1 Lines 2937 2953 +16 Branches 63 63 ========================================== + Hits 1459 1501 +42 + Misses 1478 1452 -26 ```

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[Wxh16144]

感觉可以默认开启这个功能，这个功能属于增量更新🤔

[arvinxx]

可以在1.0默认开启吧，不然可能是breaking change

[github-actions[bot]]

:tada: This PR is included in version 0.30.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: