Push writes a single file into New instructions/. Source docs in the repo are
not modified — Cowork applies the changes when it processes the brief and runs the
impact / drift / staleness checks.
commit target
files in this session
session note (optional — appears at the top of the brief)
discard session
Discard all buffered edits?
Buffered edits live only in this browser. Discarding clears them
permanently. Source files in the repo are unaffected.