docs: 📝 setting (#859)

Added a short description of how to quick start in oneself project,most people  in issue want to find 

README.md

@@ -40,6 +40,20 @@ This is only necessary when you want to build the extension yourself from source
 3. `npm run dev`
 4. A plain shell with a test app will be available at `localhost:8100`.
 
+### Quick Start in chrome
+
+```
+// Before you create app
+Vue.config.devtools = process.env.NODE_ENV === 'development'
+
+// After you create app
+window.__VUE_DEVTOOLS_GLOBAL_HOOK__.Vue = app.constructor;
+
+// then had to add in ./store.js as well.
+Vue.config.devtools = process.env.NODE_ENV === 'development'
+
+```
+
 ### Testing as Firefox addon
 
  1. Install `web-ext`