Primary configuration lives in config/ and .env. Payment and broadcasting are environment-sensitive.
| Area | Config | Env keys |
|---|---|---|
| Finix | config/services.php → finix | FINIX_*, FINIX_SUBSCRIPTION_CHECK |
| JWT | config/jwt.php | JWT_SECRET |
| S3 media | config/filesystems.php | AWS_* , FILESYSTEM_DISK=s3 |
| Pusher | config/broadcasting.php | PUSHER_* |
| Firebase FCM | firebase/firebase.json (gitignored) | FCM credentials file |