Q-W6: registration table (OCP) in main.cpp; bank verbs -> shell/bank_ops(Session&); persist.h + wav_trim + namespaces.h shims deleted; 61/61

capture.h realtime seam split to capture_realtime_shell.h; GetProjExtState grow-loop rehomed to core/wire/ext_state_read; stale persist.cpp/bank_panel.cpp comment refs fixed; CLAUDE.md persist/bank_book/actions bullets updated. Command-id suffixes, display phrases, and undo labels byte-identical.

src/shell/instrument/editor_controls.cpp

@@ -22,6 +22,7 @@
 namespace reasampler::vst {
 
 using namespace reasampler::instrument::map;  // ZonePlaySeconds vocabulary + trigger_seam converters
+using instrument::ui::EnvMode;                // envelope_overlay's mode enum (Q-W6: shim retired)
 using instrument::engine::formatMasterGainLabel;
 using instrument::engine::masterGainLinearFromNorm;
 using instrument::engine::masterGainNormFromLinear;