WhatsApp Bot Builder Overview Builds WhatsApp bots using the official Cloud API (hosted by Meta). Covers account setup, webhook configuration, sending and receiving messages, template messages for outbound campaigns, interactive components (buttons, lists, flows), media handling, and production deployment. Does NOT use unofficial libraries — only the official WhatsApp Business Platform. Instructions 1. Account Setup 1. Create a Meta Business account at https://business.facebook.com 2. Go to https://developers.facebook.com → Create App → Business type 3. Add "WhatsApp" product to the app 4. In…