1. 添加 mocano-editor demo

2. 添加 react-pdf 高亮效果的 demo

package.json

@@ -20,6 +20,7 @@
     "@ant-design/icons": "^5.6.1",
     "@codemirror/lang-javascript": "^6.2.3",
     "@codemirror/theme-one-dark": "^6.1.2",
+    "@monaco-editor/react": "^4.7.0",
     "@remix-run/node": "^2.16.2",
     "@remix-run/react": "^2.16.2",
     "@remix-run/serve": "^2.16.2",
@@ -40,6 +41,7 @@
     "jszip": "^3.10.1",
     "katex": "^0.16.22",
     "mammoth": "^1.9.0",
+    "monaco-editor": "^0.55.1",
     "pdf-lib": "^1.17.1",
     "pg": "^8.14.1",
     "pm2": "^6.0.8",