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/model/owned_manifest.h

@@ -3,7 +3,7 @@
 //
 // PURE MODULE (CLAUDE.md §load-bearing split): NO REAPER types, NO SWELL, NO
 // vendor/ includes. Standard library only. Unit-tested outside the DAW — the same
-// "small pure type + JSON round-trip" pattern as wav_trim / tab_strip.
+// "small pure type + JSON round-trip" pattern as wav_codec / tab_strip.
 //
 // -- What it is --------------------------------------------------------------
 //