8d0f83da3c6beafe3fdf7c8d9cd318cf73b1fc23
Core plumbing for YAML workflow support: - Add output_data field to ExecutionResult for step output capture - Executor merges output_data into workflow.data after step completion - Add register_step_factory(key, factory) to WorkflowHost for dynamic step registration by external crates like wfe-yaml
Description
Take back your CI.