What is the structure of the post front-matter?

Recommend creating a section in your README.md file that includes the structure of the front matter.

```md
---
title: {{ title }}
date: {{ date }}
catalog: true
subtitle: A succinct hexo theme...
sticky: 999
header-img: /img/header_img/lml_bg.jpg
tags:
- Hexo-Theme-LiveMyLife
categories:
- Hexo-Theme-LiveMyLife
---

post content...
```