pub fn parse_xray_trace_id(root: &str) -> Option<String>
Parses X-Ray trace ID format to 32-character hex string.
X-Ray format: 1-{epoch_hex}-{random_hex} OTel format: {epoch_hex}{random_hex} (32 chars total)
1-{epoch_hex}-{random_hex}
{epoch_hex}{random_hex}