Basic setup, launch config and layout

app/controllers/application_controller.rb

@@ -1,2 +1,15 @@
+# frozen_string_literal: true
+
 class ApplicationController < ActionController::Base
+  before_action :initialize_navbar
+
+  private
+
+  def initialize_navbar
+    @navbar_items = [
+      { label: 'Dashboard', path: :root },
+      { label: 'Home', path: :home }
+    ]
+    @search_url = nil # root_url
+  end
 end

app/controllers/home_controller.rb

@@ -1,4 +1,5 @@
+# frozen_string_literal: true
+
 class HomeController < ApplicationController
-  def show
-  end
+  def show; end
 end