Add cleanup information in README.md (#569)

* Add cleanup information in README.md

Add cleanup information in README.md

* Update README.md

Signed-off-by: Stévan Le Meur <1636769+slemeur@users.noreply.github.com>

* Update README.md

Co-authored-by: Valentin Rothberg <vrothberg@redhat.com>
Signed-off-by: Stévan Le Meur <1636769+slemeur@users.noreply.github.com>

---------

Signed-off-by: Stévan Le Meur <1636769+slemeur@users.noreply.github.com>
Co-authored-by: Valentin Rothberg <vrothberg@redhat.com>

README.md

@@ -32,6 +32,16 @@ From the Podman Desktop sources folder:
 $ yarn watch --extension-folder path-to-extension-sources-folder/packages/backend
 ```
 
+## Cleaning up resources 
+
+We'll be adding a way in AI Lab to let a user cleanup the environment: see issue https://github.com/projectatomic/ai-studio/issues/469.
+For the time being, please consider the following actions:
+1. Remove the extension from Podman Desktop, from the Settings > Extensions
+2. Remove the running playground environments from the list of Pods
+3. Remove the images built by the recipes
+4. Remove the containers related to AI
+5. Cleanup your local clone of the recipes: `$HOME/podman-desktop/ai-studio`
+
 ## Providing a custom catalog
 
 The extension provides a default catalog, but you can build your own catalog by creating a file `$HOME/podman-desktop/ai-studio/catalog.json`.
@@ -46,6 +56,7 @@ The format of the catalog is not stable nor versioned yet, you can see the curre
 
 Sample applications may be added to the catalog. See [packaging guide](PACKAGING-GUIDE.md) for detailed information.
 
+
 ## Feedback
 
 You can provide your feedback on the extension with [this form](https://forms.gle/tctQ4RtZSiMyQr3R8) or create [an issue on this repository](https://github.com/projectatomic/studio-extension/issues).