Obtain a MusicKit JS developer token.
$ REACT_APP_DEV_TOKEN=<token> npm start
$ REACT_APP_DEV_TOKEN=<token> GENERATE_SOURCEMAP=false npm run build
Obtain a MusicKit JS developer token.
$ REACT_APP_DEV_TOKEN=<token> npm start
$ REACT_APP_DEV_TOKEN=<token> GENERATE_SOURCEMAP=false npm run build