feat: excalidraw integration (#214)

* update tiptap version

* excalidraw init

* cleanup

* better file handling and other fixes

* use different modal to fix excalidraw cursor position issue
* see https://github.com/excalidraw/excalidraw/issues/7312
* fix websocket in vite dev mode

* WIP

* add align attribute

* fix table

* menu icons

* Render image in excalidraw html
* add size to custom SVG components

* rewrite undefined font urls

apps/server/src/collaboration/collaboration.util.ts

@@ -28,6 +28,7 @@ import {
   TiptapVideo,
   TrailingNode,
   Attachment,
+  Excalidraw,
 } from '@docmost/editor-ext';
 import { generateText, JSONContent } from '@tiptap/core';
 import { generateHTML } from '../common/helpers/prosemirror/html';
@@ -38,7 +39,7 @@ import { generateJSON } from '@tiptap/html';
 
 export const tiptapExtensions = [
   StarterKit.configure({
-    codeBlock: false
+    codeBlock: false,
   }),
   Comment,
   TextAlign,
@@ -67,7 +68,8 @@ export const tiptapExtensions = [
   TiptapVideo,
   Callout,
   Attachment,
-  CustomCodeBlock
+  CustomCodeBlock,
+  Excalidraw,
 ] as any;
 
 export function jsonToHtml(tiptapJson: any) {