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/core/ui/tab_strip.h

@@ -8,7 +8,7 @@
 // tabs). What is NOT DAW-bound — how N fixed-width tabs tile a strip of a given
 // pixel width, where the overflow chevrons sit, which tab/chevron a click lands in,
 // and how far the strip may scroll — lives here so it is unit-tested outside the
-// DAW (CLAUDE.md §load-bearing split). The panel shell (bank_panel.cpp) owns the
+// DAW (CLAUDE.md §load-bearing split). The panel shell (shell/panel/) owns the
 // SWELL window, LICE drawing, and the live BankBook read; it calls into this seam
 // for every rect and every hit. Mirror of mode_switch / bank_grid.
 //