refactor: refine layout directory structure

src/views/layout/Layout.vue

@@ -3,20 +3,22 @@
 		<sidebar class="sidebar-container"></sidebar>
 		<div class="main-container">
 			<navbar></navbar>
+			<tabs-view></tabs-view>
 			<app-main></app-main>
 		</div>
 	</div>
 </template>
 
 <script>
-import { Navbar, Sidebar, AppMain } from 'views/layout'
+import { Navbar, Sidebar, AppMain, TabsView } from 'views/layout/components'
 
 export default {
   name: 'layout',
   components: {
     Navbar,
     Sidebar,
-    AppMain
+    AppMain,
+    TabsView
   },
   computed: {
     sidebar() {