At the beginning of each script, if Firebase emulators are not used:
WARNING: you are not using the Firebase emulator. All updates will be sent to Firebase remote servers, possibly on production data.
If you intended to use the Firebase emulators, please set `USE_FIREBASE_EMULATORS=true` in your `.env.local`.
Proceed? (y/N)
At the beginning of each script, if Firebase emulators are not used: