Open a terminal window. Navigate to the app folder.
Type in the following command in the terminal: npm run dev
Configure the app:
When prompted select Mobile Pixels from the list of organizations
Type in the name you would like to give the app
When asked if you would like to automatically update your app’s URL, select “Yes, this time” if the app is not in development. If the app is in development, select “No, not at this time”
NOTE: if you make a mistake during this process, run the following command to start over: npm run dev – –reset
To stop running the app, type CTRL + C or COMMAND + C in the terminal