Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -12,20 +12,16 @@ Please note that this project is released with a [Contributor Code of Conduct](C
 
 ### Code setup
 
-You can clone this repo and run
-
-```console
-npm i && npx lerna bootstrap
-```
-
-to set up the project.
-To rebuild the project, run
+Clone the repo and run
 
 ```console
+npm i
+npx lerna bootstrap
 npm run build
+npx lerna bootstrap
 ```
 
-from the root.
+to set up the project. Make sure to run `npx lerna bootstrap` twice - the reason is that during the build phase new CLI binaries are being created so another symlink is necessary. You only have to do this once.
 
 We recommend keeping a terminal open with the command