lazy me generates a whole scaffold for certificates

+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

+// Place all the styles related to the certificates controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

+body {
+  background-color: #fff;
+  color: #333;
+  font-family: verdana, arial, helvetica, sans-serif;
+  font-size: 13px;
+  line-height: 18px;
+}
+
+p, ol, ul, td {
+  font-family: verdana, arial, helvetica, sans-serif;
+  font-size: 13px;
+  line-height: 18px;
+}
+
+pre {
+  background-color: #eee;
+  padding: 10px;
+  font-size: 11px;
+}
+
+a {
+  color: #000;
+
+  &:visited {
+    color: #666;
+  }
+
+  &:hover {
+    color: #fff;
+    background-color: #000;
+  }
+}
+
+div {
+  &.field, &.actions {
+    margin-bottom: 10px;
+  }
+}
+
+#notice {
+  color: green;
+}
+
+.field_with_errors {
+  padding: 2px;
+  background-color: red;
+  display: table;
+}
+
+#error_explanation {
+  width: 450px;
+  border: 2px solid red;
+  padding: 7px;
+  padding-bottom: 0;
+  margin-bottom: 20px;
+  background-color: #f0f0f0;
+
+  h2 {
+    text-align: left;
+    font-weight: bold;
+    padding: 5px 5px 5px 15px;
+    font-size: 12px;
+    margin: -7px;
+    margin-bottom: 0px;
+    background-color: #c00;
+    color: #fff;
+  }
+
+  ul li {
+    font-size: 12px;
+    list-style: square;
+  }
+}

+class CertificatesController < ApplicationController
+  before_action :set_certificate, only: [:show, :edit, :update, :destroy]
+
+  # GET /certificates
+  # GET /certificates.json
+  def index
+    @certificates = Certificate.all
+  end
+
+  # GET /certificates/1
+  # GET /certificates/1.json
+  def show
+  end
+
+  # GET /certificates/new
+  def new
+    @certificate = Certificate.new
+  end
+
+  # GET /certificates/1/edit
+  def edit
+  end
+
+  # POST /certificates
+  # POST /certificates.json
+  def create
+    @certificate = Certificate.new(certificate_params)
+
+    respond_to do |format|
+      if @certificate.save
+        format.html { redirect_to @certificate, notice: 'Certificate was successfully created.' }
+        format.json { render :show, status: :created, location: @certificate }
+      else
+        format.html { render :new }
+        format.json { render json: @certificate.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # PATCH/PUT /certificates/1
+  # PATCH/PUT /certificates/1.json
+  def update
+    respond_to do |format|
+      if @certificate.update(certificate_params)
+        format.html { redirect_to @certificate, notice: 'Certificate was successfully updated.' }
+        format.json { render :show, status: :ok, location: @certificate }
+      else
+        format.html { render :edit }
+        format.json { render json: @certificate.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /certificates/1
+  # DELETE /certificates/1.json
+  def destroy
+    @certificate.destroy
+    respond_to do |format|
+      format.html { redirect_to certificates_url, notice: 'Certificate was successfully destroyed.' }
+      format.json { head :no_content }
+    end
+  end
+
+  private
+    # Use callbacks to share common setup or constraints between actions.
+    def set_certificate
+      @certificate = Certificate.find(params[:id])
+    end
+
+    # Never trust parameters from the scary internet, only allow the white list through.
+    def certificate_params
+      params.require(:certificate).permit(:key, :cert, :active)
+    end
+end

+module CertificatesHelper
+end

+<%= form_for(@certificate) do |f| %>
+  <% if @certificate.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(@certificate.errors.count, "error") %> prohibited this certificate from being saved:</h2>
+
+      <ul>
+      <% @certificate.errors.full_messages.each do |message| %>
+        <li><%= message %></li>
+      <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="field">
+    <%= f.label :key %><br>
+    <%= f.text_area :key %>
+  </div>
+  <div class="field">
+    <%= f.label :cert %><br>
+    <%= f.text_area :cert %>
+  </div>
+  <div class="field">
+    <%= f.label :active %><br>
+    <%= f.check_box :active %>
+  </div>
+  <div class="actions">
+    <%= f.submit %>
+  </div>
+<% end %>

+<h1>Editing Certificate</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Show', @certificate %> |
+<%= link_to 'Back', certificates_path %>

+<p id="notice"><%= notice %></p>
+
+<h1>Listing Certificates</h1>
+
+<table>
+  <thead>
+    <tr>
+      <th>Key</th>
+      <th>Cert</th>
+      <th>Active</th>
+      <th colspan="3"></th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% @certificates.each do |certificate| %>
+      <tr>
+        <td><%= certificate.key %></td>
+        <td><%= certificate.cert %></td>
+        <td><%= certificate.active %></td>
+        <td><%= link_to 'Show', certificate %></td>
+        <td><%= link_to 'Edit', edit_certificate_path(certificate) %></td>
+        <td><%= link_to 'Destroy', certificate, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+      </tr>
+    <% end %>
+  </tbody>
+</table>
+
+<br>
+
+<%= link_to 'New Certificate', new_certificate_path %>

+json.array!(@certificates) do |certificate|
+  json.extract! certificate, :id, :key, :cert, :active
+  json.url certificate_url(certificate, format: :json)
+end

+<h1>New Certificate</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Back', certificates_path %>

+<p id="notice"><%= notice %></p>
+
+<p>
+  <strong>Key:</strong>
+  <%= @certificate.key %>
+</p>
+
+<p>
+  <strong>Cert:</strong>
+  <%= @certificate.cert %>
+</p>
+
+<p>
+  <strong>Active:</strong>
+  <%= @certificate.active %>
+</p>
+
+<%= link_to 'Edit', edit_certificate_path(@certificate) %> |
+<%= link_to 'Back', certificates_path %>

+json.extract! @certificate, :id, :key, :cert, :active, :created_at, :updated_at

 Rails.application.routes.draw do
+  resources :certificates
   get 'dashboard/index'
 
   # The priority is based upon order of creation: first created -> highest priority.

+require 'test_helper'
+
+class CertificatesControllerTest < ActionController::TestCase
+  setup do
+    @certificate = certificates(:one)
+  end
+
+  test "should get index" do
+    get :index
+    assert_response :success
+    assert_not_nil assigns(:certificates)
+  end
+
+  test "should get new" do
+    get :new
+    assert_response :success
+  end
+
+  test "should create certificate" do
+    assert_difference('Certificate.count') do
+      post :create, certificate: { active: @certificate.active, cert: @certificate.cert, key: @certificate.key }
+    end
+
+    assert_redirected_to certificate_path(assigns(:certificate))
+  end
+
+  test "should show certificate" do
+    get :show, id: @certificate
+    assert_response :success
+  end
+
+  test "should get edit" do
+    get :edit, id: @certificate
+    assert_response :success
+  end
+
+  test "should update certificate" do
+    patch :update, id: @certificate, certificate: { active: @certificate.active, cert: @certificate.cert, key: @certificate.key }
+    assert_redirected_to certificate_path(assigns(:certificate))
+  end
+
+  test "should destroy certificate" do
+    assert_difference('Certificate.count', -1) do
+      delete :destroy, id: @certificate
+    end
+
+    assert_redirected_to certificates_path
+  end
+end