text: import ClassicEditorBase from '@ckeditor/ckeditor5-editor-classic/src/classiceditor';
  import Essentials from '@ckeditor/ckeditor5-essentials/src/essentials';
  import UploadAdapter from '@ckeditor/ckeditor5-adapter-ckfinder/src/uploadadapter';
  import Autoformat from '@ckeditor/ckeditor5-autoformat/src/autoformat';
  import Bold from '@ckeditor/ckeditor5-basic-styles/src/bold';
  import Italic from '@ckeditor/ckeditor5-basic-styles/src/italic';
  import Underline from '@ckeditor/ckeditor5-basic-styles/src/underline';
  import Strikethrough from '@ckeditor/ckeditor5-basic-styles/src/strikethrough';
  import Code from '@ckeditor/ckeditor5-basic-styles/src/code';
  import Subscript from '@ckeditor/ckeditor5-basic-styles/src/subscript';
  import Superscript from '@ckeditor/ckeditor5-basic-styles/src/superscript';
  import BlockQuote from '@ckeditor/ckeditor5-block-quote/src/blockquote';
  import Heading from '@ckeditor/ckeditor5-heading/src/heading';
  import Image from '@ckeditor/ckeditor5-image/src/image';
  import ImageCaption from '@ckeditor/ckeditor5-image/src/imagecaption';
  import ImageStyle from '@ckeditor/ckeditor5-image/src/imagestyle';
  import ImageToolbar from '@ckeditor/ckeditor5-image/src/imagetoolbar';
  import ImageUpload from '@ckeditor/ckeditor5-image/src/imageupload';
  import Link from '@ckeditor/ckeditor5-link/src/link';
  import List from '@ckeditor/ckeditor5-list/src/list';
  import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
  import ImageResize from '@ckeditor/ckeditor5-image/src/imageresize';
  import SimpleUploadAdapter from '@ckeditor/ckeditor5-upload/src/adapters/simpleuploadadapter';
  import Alignment from '@ckeditor/ckeditor5-alignment/src/alignment';
  import PasteFromOffice from '@ckeditor/ckeditor5-paste-from-office/src/pastefromoffice';
  import Font from '@ckeditor/ckeditor5-font/src/font';
  import MediaEmbed from '@ckeditor/ckeditor5-media-embed/src/mediaembed';
  import RemoveFormat from '@ckeditor/ckeditor5-remove-format/src/removeformat';
  import Table from '@ckeditor/ckeditor5-table/src/table';
  import TableToolbar from '@ckeditor/ckeditor5-table/src/tabletoolbar';
  import TableProperties from '@ckeditor/ckeditor5-table/src/tableproperties';
  import TableCellProperties from '@ckeditor/ckeditor5-table/src/tablecellproperties';
  import Indent from '@ckeditor/ckeditor5-indent/src/indent';
  import IndentBlock from '@ckeditor/ckeditor5-indent/src/indentblock';
  import Highlight from '@ckeditor/ckeditor5-highlight/src/highlight';
  import TodoList from '@ckeditor/ckeditor5-list/src/todolist';
  import CodeBlock from '@ckeditor/ckeditor5-code-block/src/codeblock';
  import ListProperties from '@ckeditor/ckeditor5-list/src/listproperties';
  
  export default class ClassicEditor extends ClassicEditorBase {
  }
  
  ClassicEditor.builtinPlugins = [
      Essentials,
      UploadAdapter,
      CodeBlock,
      Autoformat,
      Bold,
      Italic,
      Underline,
      Strikethrough, Code, Subscript, Superscript,
      BlockQuote,
      Heading,
      Image,
      ImageCaption,
      ImageStyle,
      ImageToolbar,
      ImageUpload,
      ImageResize,
      Link,
      List,
      Paragraph,
      Alignment,
      Font,
      PasteFromOffice,
      SimpleUploadAdapter,
      MediaEmbed,
      RemoveFormat,
      Table, TableToolbar,
      TableProperties, TableCellProperties,
      Indent, IndentBlock,
      Highlight,
      TodoList,
      ListProperties
  ];
  