Q-W1 pt2: core/shell/app relocation + sub-namespaces; one concrete ui::Rect (LTRB fork retired); slot_map split from bank_book; BankIndex→BankModel; 59/59 green

tests/test_mode_switch.cpp

@@ -8,13 +8,14 @@
 // evenly); hit-test hits per segment and misses (outside the band above/below/
 // left/right, boundary pixels); degenerate widths and counts.
 
-#include "../src/mode_switch.h"
+#include "../src/core/view/mode_switch.h"
 
 #include <cstddef>
 #include <cstdio>
 #include <vector>
 
 using namespace reasampler;
+using namespace reasampler::view;
 
 static int g_fail = 0;
 #define CHECK(cond) do { if(!(cond)) { \