15s landscape (1920x1080) split-screen: left shows SquareMCP chat prompt + animated cURL command + 200 response with wamid; right shows a rendered WhatsApp phone UI with the message bubble appearing and blue double-checkmarks. Also adds transparent-background logo PNG for Meta Tech Provider icon upload. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>