Aim the SF2 note-off deferral at the voice tsf will actually release
Release zero-length XMI and HMI notes instead of letting them hang
coderabbit finds
Keep SF2 zero-length notes audible, end the tail on silence, add headroom
Track channel volume on sounding MAFM sampled voices
Honor master and log volume in the MAFM path, and address PR review feedback
Fix sf2 volume control, note release, and sparse-bank patch fallback (#295)
Fix the VMA envelope: EGT is sustaining, and release at end of track