update README.md

Author: Jeff Ma

README.md

@@ -11,7 +11,7 @@ The website codebase is written in ReactTS (TypeScript), and connects to the CMS
 ## Setup
 
 0. Ensure you have `node v16`, `yarn v1` installed. See onboarding docs for more info.
-1. Ensure you've already setup `waterloop-cms`. Please follow the README.md guide for waterloop-cms if you haven't already.
+1. Ensure you've already setup `waterloop-cms` (then start waterloop-cms backend). Please follow the README.md guide for waterloop-cms if you haven't already.
 1. Install dependencies with `yarn install`
 2. Create a `.env` file, then copy + paste relevant variables from [wloop.ca/web-env-vars](wloop.ca/web-env-vars)
 3. Launch the website in a new terminal with `yarn start`