chore: update readme

Added section that describe how to install and use it extension

Author: BOCOVO

README.md

@@ -11,6 +11,14 @@ An Vscode extension to visualize the database schema in ERD from dbml or prisma
 - Create entity relations diagrams from your DBML/Prisma code
 - Available in light and dark modes
 
+## How to install and use it
+
+Follow this article: <https://juste.bocovo.me/preview-dbml-code-from-vscode>
+
+## Downloads
+
+- [The DBML extension](https://marketplace.visualstudio.com/items?itemName=bocovo.dbml-erd-visualizer)
+
 ## Extensions
 
 - [The DBML extension](./packages/dbml-vs-code-extension/README.md)