- Add tracking of trigger input variables and recognize their availability at runtime
- Downgrade undefined variable warnings to info-level when variables come from event trigger inputs (both new and legacy syntax)
- Add event envelope variables (EventTopic, EventSource, EventTimestamp, etc.) as recognized built-ins when workflow has event triggers
- Include comprehensive test coverage for trigger input scenarios, event triggers, and mixed variable definitions
j3ssie
45c7ea0bbc