Function read_verified_transcript 

pub fn read_verified_transcript(
    jsonl_path: &Path,
) -> Result<LoadedTranscript, VerifyError>

Verify a JSONL transcript and return its facts.

Same check as verify_transcript, plus returns the deserialized StepFact stream, the withheld and unknown lines, and whether the last line is a terminal fact.

Errors

Same as verify_transcript.