Function convert_input 

pub fn convert_input(input: Input) -> Result<Value, OperationOutcomeError>

Converts an Input into a [minijinja::Value] suitable for template rendering.

HL7 v2 messages are parsed and wrapped in a Jinja-compatible object, while FHIR resources and JSON values are converted using Serde serialization.

Errors

Returns an [OperationOutcomeError] if the input is an HL7 v2 message that cannot be parsed.