feat: Bind keyboard events to the current excalidraw container and add handleKeyboardGlobally prop to allow host to bind to document (#3430)

* fix: Bind keyboard events to excalidraw container

* fix cases around blurring

* fix modal rendering so keyboard shortcuts work on modal as well

* Revert "fix modal rendering so keyboard shortcuts work on modal as well"

This reverts commit 2c8ec6be8e.

* Attach keyboard event in react way so we need not handle portals separately (modals)

* dnt propagate esc event when modal shown

* focus the container when help dialog closed with shift+?

* focus the help icon when help dialog on close triggered

* move focusNearestTabbableParent to util

* rename util to focusNearestParent and remove outline from excal and modal

* Add prop bindKeyGlobally to decide if keyboard events should be binded to document and allow it in excal app, revert tests

* fix

* focus container after installing library, reset library and closing error dialog

* fix tests and create util to focus container

* Add excalidraw-container class to focus on the container

* pass focus container to library to focus current instance of excal

* update docs

* remove util as it wont be used anywhere

* fix propagation not being stopped for React keyboard handling

* tweak reamde

Co-authored-by: David Luzar <luzar.david@gmail.com>

* tweak changelog

* rename prop to handleKeyboardGlobally

Co-authored-by: dwelle <luzar.david@gmail.com>

src/types.ts

@@ -196,6 +196,7 @@ export interface ExcalidrawProps {
   ) => JSX.Element;
   UIOptions?: UIOptions;
   detectScroll?: boolean;
+  handleKeyboardGlobally?: boolean;
 }
 
 export type SceneData = {
@@ -230,4 +231,5 @@ export type AppProps = ExcalidrawProps & {
     canvasActions: Required<CanvasActions>;
   };
   detectScroll: boolean;
+  handleKeyboardGlobally: boolean;
 };