workaround for (#168)

src/puppet/mod.ts

@@ -1,3 +1,20 @@
+/**
+ * Huan(202110): Issue #168 - ReferenceError: Cannot access 'Puppet' before initialization
+ *  @see https://github.com/wechaty/puppet/issues/168
+ *
+ * We need to import `interface-of.js` before import `puppet-abstract.js`
+ *  or we will get the following error message:
+ *
+ * ReferenceError: Cannot access 'Puppet' before initialization
+    at file:///home/huan/git/wechaty/puppet/src/puppet/interface-of.ts:23:48
+    at ModuleJob.run (node:internal/modules/esm/module_job:175:25)
+    at async Loader.import (node:internal/modules/esm/loader:178:24)
+    at async Object.loadESM (node:internal/process/esm_loader:68:5)
+
+ * This is due to the circler dependence, the deeper reason is still not clear.
+ */
+import './interface-of.js'
+
 import { PuppetSkelton } from './puppet-skelton.js'
 import {
   Puppet,