deprecate our use of react-scripts

frontend/docs/onboard.md

@@ -32,7 +32,7 @@ When installing a new Node package, always `npm install --save <package>`, and c
 
 Our local processes use `npm start` and/or `npm run start`. These commands automatically use `.env.development`, and not `.env.production`. See here for more information: https://create-react-app.dev/docs/adding-custom-environment-variables/#what-other-env-files-can-be-used.
 
-and then react-scripts
+<!-- I was gonna write about react-scripts but we might move away from using it. If we end up using it, go ahead and write -->
 
 #### Technical Detail