update renderers/puppeteer/index.js.

Signed-off-by: hbj白夜 <hei_bai_jun@163.com>

renderers/puppeteer/index.js

@@ -10,5 +10,13 @@ import Puppeteer from './lib/puppeteer.js'
  */
 export default function (config) {
   // TODO Puppeteer待简化重构
-  return new Puppeteer(config)
+  const PuppeteerRender = new Puppeteer(config)
+
+  return {
+    id: 'puppeteer',
+    type: 'image',
+    async render (name, data) {
+      return await PuppeteerRender.screenshot(name, data)
+    }
+  }
 }