Campaigns
STOP language is a suggestion, not a gate

First-campaign SMS still prompts for clear opt-out copy, but missing that line no longer blocks the send. You can ship the message and add the language when you are ready.
The wizard still recommends STOP / opt-out wording on a first SMS
The send is no longer refused if that line is missing
Existing opt-out and suppression checks still apply at dispatch
Quiet hours and booking-state holds are unchanged