Created a dedicated test setup for Smartlead webhooks using docker-compose.test.yml and nginx-proxy-test.conf. This ensures a stable, minimal environment. Updated lead-engine/README.md with comprehensive instructions for local testing and production requirements for the Wackler IT.
- Enhanced Teams Adaptive Card with precise email send time and re-added emojis to action buttons ("✅ JETZT Aussenden", "❌ STOP Aussendung").
- Modified email sending logic to include HTML signature from `signature.html` and an inline banner image from `RoboPlanetBannerWebinarEinladung.png`.
- Documented future enhancements in `lead-engine/README.md`:
- Race-condition protection for calendar bookings with a live calendar check.
- Integration of booking confirmation pages into the WordPress website (iFrame first, then API integration).