BUYERBOTOWNER02ANSWER01MESSAGE04CONFIRM03ORDER06READY05RELAY07DONE
Where the user is nowEach step sits one level higher: the journey climbs left to rightLanes: who acts at that stepA WhatsApp order from first message to done. The buyer only ever uses WhatsApp; the bot answers from the live catalogue and relays the owner's replies; the owner drives every order state from the owner app.