The allowlist parser stripped only whole-line comments, so an entry carrying the
reason it exists — the format allowed-deps.txt documents — failed the gate and
would have blocked every dependency ever added.
The interface{}/any advisory printed a line number instead of a filename when
only one file matched, because grep -n omits the name for a single file, and it
matched the word "any" in prose comments.
"Nesting past 4" fired at four tabs, which a closure inside a function reaches
unaided.