docs: ✏️ Improve README.md

README.md

@@ -15,7 +15,6 @@
 - [@phun-ky/speccer](#phun-kyspeccer)
   - [About](#about)
   - [Installation](#installation)
-  - [API](#api)
   - [Usage](#usage)
     - [Typescript](#typescript)
     - [ESM](#esm)
@@ -41,8 +40,13 @@
       - [Tab stops](#tab-stops)
       - [Landmarks and regions](#landmarks-and-regions)
       - [Keys and shortcut](#keys-and-shortcut)
-  - [Customization](#customization)
+    - [Customization](#customization)
+  - [API](#api)
+  - [Development](#development)
   - [Contributing](#contributing)
+  - [License](#license)
+  - [Changelog](#changelog)
+  - [FAQ](#faq)
   - [Sponsor me](#sponsor-me)
 
 ## Installation
@@ -53,10 +57,6 @@ npm i --save @phun-ky/speccer
 
 [See a live demo](https://codepen.io/phun-ky/pen/OJejexN).
 
-## API
-
-Full API documentation is available [here](https://github.com/phun-ky/speccer/blob/main/api/README.md).
-
 ## Usage
 
 ### Typescript
@@ -470,7 +470,7 @@ If you want to display the shortcut with keys used for elements, use `data-specc
 </button>
 ```
 
-## Customization
+### Customization
 
 ![Screenshot of speccer in a dark mode example](./public/darkmode.png)
 
@@ -535,10 +535,37 @@ Allthough the styling works nicely with dark mode, you can use the provided CSS
 }
 ```
 
+## API
+
+Full API documentation is available [here](https://github.com/phun-ky/speccer/blob/main/api/README.md).
+
+## Development
+
+```
+// Build
+$ npm run build
+// Run dev
+$ npm run dev
+// Test
+$ npm test
+```
+
 ## Contributing
 
 Want to contribute? Please read the [CONTRIBUTING.md](https://github.com/phun-ky/speccer/blob/main/CONTRIBUTING.md) and [CODE_OF_CONDUCT.md](https://github.com/phun-ky/speccer/blob/main/CODE_OF_CONDUCT.md)
 
+## License
+
+This project is licensed under the MIT License - see the [LICENSE](https://github.com/phun-ky/speccer/blob/main/LICENSE) file for details.
+
+## Changelog
+
+See the [CHANGELOG.md](<[link-to-changelog.md](https://github.com/phun-ky/speccer/blob/main/CHANGELOG.md)>) for details on the latest updates.
+
+## FAQ
+
+See the [discussions](https://github.com/phun-ky/speccer/discussions/categories/q-a) for an FAQ or to ask questions if no answer is given.
+
 ## Sponsor me
 
 I'm an Open Source evangelist, creating stuff that does not exist yet to help get rid of secondary activities and to enhance systems already in place, be it documentation or web sites.