Core Concepts

Start here if you already ran stepyard init and want the mental model before writing flows.

Page	What you'll learn
Flows & Steps	YAML anatomy, step fields, outputs
Execution Model	Run subprocesses, scheduler/worker, plugin isolation
Expression Engine	${{ steps.build.output.code }} and other context variables
Control Flow	if, loop, while, next, nested steps, max_visits
Triggers & Scheduling	Built-in cron / interval / startup plus plugin event triggers
Error Handling	continue_on_error, retry, error hierarchy