Whitespace only — PLN opened docs/GIG-CHEATSHEET.md to send it to his phone
and print it for the rehearsal, and the save stripped the trailing blank line.
Committing it so the tree is clean before travel: an unexplained dirty file is
exactly the shape a Pulsar buffer-clobber leaves behind, and the next session
should not have to re-derive that this one was benign.
