Record which faustlibraries text each host compiles against (Starfire
2.85.5 has the stalling smooth; the sandbox master has imp(3)). Add
--items smoother and --smoother old|imp3 (same rewritten source on both
sides) and limits fit to the measured deltas; control matching normalises
the leading slash. Report extended; faustlibraries pin proposed, not made.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
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