feat: editor UI refresh and enhancements (#1968)

* feat: new image menu
* switch to resizable side handles
* use pixels

* refactor excalidraw and drawio menu

* support image resize undo

* video resize

* callout menu refresh

* refresh table menus

* fix color scheme

* fix: patch @tiptap/core ResizableNodeView to prevent resize sticking after mouseup

* feat: columns

* notes callout

* focus on first column

* capture tab key in column

* fix print

* hide columns menu when some nodes are focused

* fix print

* fix columns

* selective placeholder

* fix blockquote

* quote

* fix callout in columns

apps/client/src/main.tsx

@@ -42,9 +42,9 @@ if (isCloud() && isPostHogEnabled) {
   });
 }
 
-const root = ReactDOM.createRoot(
-  document.getElementById("root") as HTMLElement,
-);
+
+const container = document.getElementById("root") as HTMLElement;
+const root = (container as any).__reactRoot ??= ReactDOM.createRoot(container);
 
 root.render(
   <BrowserRouter>