add basic instructions for creating an Access Token

README.md

@@ -8,3 +8,19 @@ To start the app, run:
 yarn install
 yarn dev
 ```
+
+# Authenticating to env0
+In order to authenticate, you need to set the `ENV0_ACCESS_TOKEN` env variable to an env0 API Key.
+
+to create one, enter the env0 UI:
+1. Go to the Organization Menu
+2. Then click on Settings to get to Organization Settings
+3. Click on API Keys
+4. Finally - click the Add API Key button
+
+Now in the API Key creation form:
+1. Name the API Key
+2. Make sure the role is set to Organization Admin, and click Add Key
+3. And copy the API Access Token
+
+<!-- video here>i