feat: 图标

config/routes.js

@@ -30,7 +30,7 @@ export default [
               {
                 path: '/workbench',
                 name: 'workbench',
-                icon: 'icon-chess',
+                icon: 'table-lamp',
                 routes: [
                   {
                     path: '/workbench',
@@ -39,7 +39,7 @@ export default [
                   {
                     path: '/workbench/dashboard',
                     name: 'dashboard',
-                    icon: 'icon-tachometer-alt',
+                    icon: 'slide',
                     component: './workbench/Dashboard'
                   }
                 ]