fix(devtools): guard key handlers and backquote modifiers

Made-with: Cursor

src/devtools/CommandPalette.ts

@@ -36,6 +36,9 @@ export class CommandPalette {
     }
   };
   private readonly onWindowKeydown = (event: KeyboardEvent) => {
+    if (event.defaultPrevented) {
+      return;
+    }
     if (isEditableTarget(event.target)) {
       return;
     }

src/devtools/overlay/DebugOverlay.ts

@@ -22,9 +22,15 @@ export class DebugOverlay {
   private visible = false;
   private readonly offCallbacks: Array<() => void> = [];
   private readonly onWindowKeydown = (event: KeyboardEvent) => {
+    if (event.defaultPrevented) {
+      return;
+    }
     if (isEditableTarget(event.target)) {
       return;
     }
+    if (event.ctrlKey || event.metaKey || event.altKey || event.shiftKey) {
+      return;
+    }
     if (event.key !== "`" && event.code !== "Backquote") {
       return;
     }