plugin-chess 存在无法发图的问题

[ilharp]

Describe the bug

plugin-chess 存在无法发图的问题。

报错日志：

0|harper-n | [W] command executing command: chess A5
0|harper-n |     TypeError: Cannot read property 'newPage' of undefined
0|harper-n |         at Puppeteer.page (/proj/harper-neko/node_modules/koishi-plugin-puppeteer/lib/index.js:177:36)
0|harper-n |         at SVG.render (/proj/harper-neko/node_modules/koishi-plugin-puppeteer/lib/index.js:136:38)
0|harper-n |         at State.drawImage (/proj/harper-neko/node_modules/koishi-plugin-chess/lib/index.js:158:31)
0|harper-n |         at State.draw (/proj/harper-neko/node_modules/koishi-plugin-chess/lib/index.js:175:14)
0|harper-n |         at _Command.<anonymous> (/proj/harper-neko/node_modules/koishi-plugin-chess/lib/index.js:564:18)
0|harper-n |         at _Command.execute (/proj/harper-neko/node_modules/koishi-core/lib/index.js:735:38)

To Reproduce

使用 plugin-chess 插件。

Versions

$ lsb_release -a
Distributor ID: Ubuntu
Description:    Ubuntu 20.04.2 LTS
Release:        20.04
Codename:       focal
$ node -v
v14.15.1
$ npx koishi -v
koishi/3.10.1