记录依赖

package.json

@@ -17,6 +17,7 @@
     "@types/webpack-env": "^1.16.2",
     "axios": "^0.21.1",
     "core-js": "^3.6.5",
+    "html2canvas": "^1.4.1",
     "js-md5": "^0.7.3",
     "katex": "^0.13.18",
     "lockr": "^0.9.0-beta.0",