refactor the test infra: use puppeteer instead of jsdom to get rid of some hack implementations

rollup.config.js

@@ -0,0 +1,10 @@
+import typescript from 'rollup-plugin-typescript';
+
+export default {
+  input: './src/index.ts',
+  plugins: [typescript()],
+  output: {
+    name: 'rrweb',
+    format: 'iife',
+  },
+};