Function buildNextInput

Headless callback normalization and submit-planning helpers.

buildNextInput(
node: JourneyNode,
values: JourneyFormValues,
): JourneyBuildNextInputResult
Builds a next() payload from normalized callback fields and form values.
Parameters
- node: JourneyNode
  Journey node from useJourney.
- values: JourneyFormValues
  Form values keyed by normalized field id.
Returns JourneyBuildNextInputResult
Submit planning result with payload and issues.
- Defined in packages/journey/src/callbackHelpers.ts:449