feat: support table of content

1 files changed, 14 insertions, 4 deletions

diff --git a/README.md b/README.md
index 75edd12..74b47e9 100644
--- a/README.md
+++ b/README.md
@@ -132,9 +132,19 @@ hugo
 ```
 
 
-## 3. Optional
+## 3. Optional Configuration
 
-### 3.1 Disable Comments on a single post
+### 3.1 Table of Content
+
+To enable table of content, you could set `showToc` to `true`.
+
+For example:
+
+```yaml
+showToc: true
+```
+
+### 3.2 Disable Comments on a single post
 
 You can set `enableComments` to `false` in front matter to disable disqus comments on a single post.
 
@@ -147,7 +157,7 @@ enableComments: false
 ---
 ```
 
-### 3.2 Custom CSS and JS
+### 3.3 Custom CSS and JS
 
 You can put your custom css and js files to `static` directory, or use remote css and js files which start with `http://` or `https://`.
 
@@ -162,7 +172,7 @@ customJS:
   - https://example.com/custom.js # remote js
 ```
 
-### 3.3 Math Typesetting
+### 3.4 Math Typesetting
 
 Mathematical notation is enabled by [KaTeX](https://katex.org/).