sync: full redux retrofit done

UI/src/router/index.js

@@ -1,5 +1,6 @@
 import React, { Component, Fragment } from 'react'
 import { Route } from 'react-router-dom'
+import { connect } from 'react-redux'
 
 import Servers from '../components/servers'
 import OauthCallback from '../components/oauth-callback'
@@ -7,8 +8,13 @@ import OauthFlow from '../components/oauth-flow'
 
 const aaa = (props) => (<div>{ JSON.stringify(props) }</div>)
 
+@connect(({ appState }) => ({ ready: appState.ready }))
 export default class AppRouter extends Component {
   render () {
+    if (!this.props.ready) {
+      return null
+    }
+
     return <Fragment>
       <Route exact path='/' component={aaa} />
       <Route path='/s' component={Servers} />