| Key | Value | Default |
|---|---|---|
| twilio_account_sid | Your Twilio Account SID | |
| twilio_auth_token | Your Twilio Account Auth Token | |
| incoming_phone_number | Your Twilio-purchased incoming phone number | |
| outgoing_phone_number | Your personal phone number | |
| secret_code | A secret 4-digit code for opening the gate | |
| open_commands | Acceptable response messages for opening the gate | OPEN, Open, open, YES, Yes, yes, Y, y |
Variables with no default value are required.