[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

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

web/core/hooks/use-page-description.ts

@@ -1,12 +1,18 @@
 import React, { useCallback, useEffect, useMemo, useState } from "react";
 import useSWR from "swr";
 // editor
-import { applyUpdates, mergeUpdates, proseMirrorJSONToBinaryString } from "@plane/document-editor";
-import { EditorRefApi, generateJSONfromHTML } from "@plane/editor-core";
+import {
+  EditorRefApi,
+  applyUpdates,
+  generateJSONfromHTML,
+  mergeUpdates,
+  proseMirrorJSONToBinaryString,
+} from "@plane/editor";
 // hooks
 import useReloadConfirmations from "@/hooks/use-reload-confirmation";
 // services
 import { ProjectPageService } from "@/services/page";
+// store
 import { IPage } from "@/store/pages/page";
 const projectPageService = new ProjectPageService();