Update README.md

Author: LeVraiArdox

README.md

@@ -2,3 +2,27 @@
 
 This is the code of the official documentation of AxOS.
 
+We welcome contributions to the official AxOS documentation!  
+Documentation pages are organized by category in `src/content/docs/{category}/{page}.md`.
+
+### How to Contribute
+
+1. **Find a Page to Edit:**  
+   Browse the docs in [`src/content/docs/`](src/content/docs) and pick a category or page you'd like to improve.
+
+2. **Edit Locally:**  
+   - Clone the repository and install dependencies:  
+     ```bash
+     git clone https://github.com/AxOS-project/docs.git
+     cd docs
+     npm install
+     ```
+   - Start the dev server to preview your changes:  
+     ```bash
+     npm run dev
+     ```
+   - Edit markdown files in the appropriate directory.
+
+3. **Submit a Pull Request:**  
+   - Push your changes to a new branch and open a PR.
+   - Please describe what you changed and why.