Update README.md (#1)

Added note on grabbing workspace ID, since that is mentioned in setting up the .env file at the bottom.

Author: mollyexten

README.md

@@ -3,12 +3,16 @@ This repository provides examples, tools, and utilities for integrating Mabl and
 
 # Installation
 
-## On your mabl workspace
+## In your mabl workspace
 
-### Create and API key
+### Create an API key
 
 TODO
 
+### Get your workspace ID
+
+Go to **Settings > Workspace** in the mabl app to get your workspace ID. Alternatively, run `mabl workspaces list` in the mabl CLI.
+
 ### Create a Database configuration
 
 TODO
@@ -28,4 +32,4 @@ MABL_API_KEY=your_api_key
 MABL_WORKSPACE_ID=your_workspace_id
 DATABASE_ID=your_database_id
 MABL_CREDENTIALS_ID=your_credentials_id
-```
+```