fix(keys): escape closes palette and cheatsheet, page keys stay quiet behind a modal

src/lib/components/shell/Shell.svelte

@@ -140,6 +140,11 @@
       keys: "Escape",
       label: "Leave field",
       run: (event) => {
+        if (ui.palette || keys.sheetOpen) {
+          ui.palette = false;
+          keys.sheetOpen = false;
+          return;
+        }
         if (isEditable(event.target)) {
           (event.target as HTMLElement).blur();
         }

src/lib/keys.svelte.ts

@@ -88,7 +88,11 @@ class Keys {
   }
 
   handle = (event: KeyboardEvent) => {
-    if (event.defaultPrevented || event.isComposing) {
+    if (
+      event.defaultPrevented ||
+      event.isComposing ||
+      document.querySelector("dialog:modal")
+    ) {
       return;
     }
     if (["Shift", "Control", "Meta", "Alt"].includes(event.key)) {