[WEB-1682] refactor: editor code splitting (#4893)

* refactor: lite and rich text editors

* refactor: document editor migration

* fix: add missing css import

* refactor: issue embed widget splitting

* chore: remove extensions folder from ee

* chore: update web ee folder structure

* fix: build errors

---------

Co-authored-by: Satish Gandham <satish.iitg@gmail.com>

packages/editor/src/index.ts

@@ -0,0 +1,37 @@
+// styles
+// import "./styles/tailwind.css";
+import "src/styles/editor.css";
+import "src/styles/table.css";
+import "src/styles/github-dark.css";
+import "src/styles/drag-drop.css";
+
+// editors
+export {
+  DocumentEditorWithRef,
+  DocumentReadOnlyEditorWithRef,
+  LiteTextEditorWithRef,
+  LiteTextReadOnlyEditorWithRef,
+  RichTextEditorWithRef,
+  RichTextReadOnlyEditorWithRef,
+} from "@/components/editors";
+
+export { isCellSelection } from "@/extensions/table/table/utilities/is-cell-selection";
+
+// helpers
+export * from "@/helpers/common";
+export * from "@/helpers/editor-commands";
+export * from "@/helpers/yjs";
+export * from "@/extensions/table/table";
+export { startImageUpload } from "@/plugins/image";
+
+// components
+export * from "@/components/menus";
+
+// hooks
+export { useEditor } from "@/hooks/use-editor";
+export { type IMarking, useEditorMarkings } from "@/hooks/use-editor-markings";
+export { useReadOnlyEditor } from "@/hooks/use-read-only-editor";
+
+// types
+export type { CustomEditorProps, TFileHandler } from "@/hooks/use-editor";
+export * from "@/types";