Ξ-W2-T1: the resample bake chain — instrument renders, extension banks, one click re-points and resets

src/shell/instrument/editor_input_chrome.cpp

@@ -40,6 +40,14 @@ bool ReaSamplerEditor::mouseDownChrome(const FaceLayout& fl, int x, int y) {
         invalidate();
         return true;
     }
+    // Resample bake. Arm only: onSyncTimer runs it a tick later, off this handler's stack
+    // and with no mouse capture held (instrument_bake.h says why that matters). A click
+    // while the extension is absent is swallowed — the button already paints Disabled.
+    if (contains(cr.bake, x, y)) {
+        if (bakeAvailable_) bakePending_ = true;
+        invalidate();
+        return true;
+    }
     // Radial preview-velocity knob: grab-anchored vertical drag — the grab itself never
     // jumps the value; the delta from the grab point maps via knobDragValue.
     if (contains(cr.velCell, x, y)) {
@@ -109,6 +117,7 @@ ReaSamplerEditor::HoverTarget ReaSamplerEditor::hoverChrome(const FaceLayout& fl
     const ChromeRects& cr = fl.chrome;
     if (contains(cr.navBrowse, x, y)) return {HoverKind::kNavBrowse, -1};
     if (selectedId_.empty()) return {};  // empty state — no interactive surfaces beyond nav
+    if (contains(cr.bake, x, y)) return {HoverKind::kBake, -1};
     if (contains(cr.preview, x, y)) return {HoverKind::kPreview, -1};
     if (contains(cr.velCell, x, y)) return {HoverKind::kVelKnob, -1};
     if (contains(cr.chanMono, x, y)) return {HoverKind::kChanMono, -1};