Chore: Added tests for dashboard_controller (#529)

spec/controllers/dashboard_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'rails_helper'
+
+describe '/app', type: :request do
+  describe 'GET /app' do
+    it 'renders the dashboard' do
+      get '/app'
+      expect(response).to have_http_status(:success)
+    end
+  end
+end