Progressive-preview snapshot (#60): a path-aligned DELTA of segments since the previous partial, transferred zero-copy. header.complete is always false; the terminal done IR REPLACES the accumulated preview wholesale.
header.complete
done
Total segments emitted across all partials so far (= end of this delta).
Progressive-preview snapshot (#60): a path-aligned DELTA of segments since the previous partial, transferred zero-copy.
header.completeis always false; the terminaldoneIR REPLACES the accumulated preview wholesale.