Whether a human may start this definition standalone (the default). A
lifecycle: 'child' definition is spawn-only — instantiated by a parent via
an action's spawn, so consumers exclude it from top-level start pickers.
Advisory: the engine does not enforce it (see the required-field backstop
for load-bearing input fields). Accepts any definition-shaped value (authored,
stored, deployed, or a projected list row).
Whether a human may start this definition standalone (the default). A
lifecycle: 'child'definition is spawn-only — instantiated by a parent via an action'sspawn, so consumers exclude it from top-level start pickers. Advisory: the engine does not enforce it (see therequired-field backstop for load-bearing input fields). Accepts any definition-shaped value (authored, stored, deployed, or a projected list row).