Good question!
I think both would be fine dotenv is pretty friendly.
Current
Medium Post using the current method of ENV vars for the cli.
dotenv Can be the bridge to future cli env options.
quasar-env RFC
quasar-cli. Writes current CLI state to .env file, loads existing ENV variables, accepts ENV variables as parameters and reads from .env file via dotenv
Will this be resolved by quasar-cli, or do we roll our own?