如何在展示页面中的帖子请求表单中呈现网址？

Question

1请帮我将网站（网址）的帖子请求呈现为工作按钮。错误讯息为error message

1. 我只输入所有相关代码，以确保你们能够感受到我所处的位置。我是新来的。谢谢！

的routes.rb

  Rails.application.routes.draw do
  devise_for :users

 root 'pages#index'

 resources :restaurants
 resources :reviews
 resources :pages

 match 'index', to: 'pages#index', via: :get
   match 'location', to: 'pages#location', via: :get
 end

Restaurant_Controller.rb

  class RestaurantsController < ApplicationController
     def index
   @restaurants = Restaurant.all
    end


   def new
    @restaurant = Restaurant.new
   end

  def create
   @restaurant = Restaurant.create!(restaurant_params)
   redirect_to @restaurant
   end

   def show
  @restaurant = Restaurant.find(params[:id])
  @restaurants = Restaurant.all
 end


   private

  def restaurant_params
   params.require(:restaurant).permit(:name, :description, :address1,
  :city, :state, :zipcode, :phone, :email, :img_url)
    end
   end

new.html.erb

 <!-- Page Content -->
 <div class="container" id="holder">

 <!-- Page Heading/Breadcrumbs -->
  <div class="row">
  <div class="col-lg-12">
   <h1 class="page-header"> Reviewing Restaurant....</h1>
   </div>
 </div>

  <!-- Contact Form -->
  <!-- In order to set the email address and subject line for the   contact form go to the bin/contact_me.php file. -->

 <%= form_for @restaurant do |f| %>

 <div class="row">
  <div class="col-md-8">
  <div class="control-group form-group">

    <div class="controls">
      <label>Name:</label> <br>
      <%= f.text_field :name, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Description:</label> <br>
      <%= f.text_area :description, class: "form-control"%>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Photo:</label>
      <%= f.text_field :img_url, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Address:</label>
      <%= f.text_field :address1, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>City:</label>
      <%= f.text_field :city, class: "form-control"%>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>State:</label>
      <%= f.text_field :state, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Zipcode:</label>
      <%= f.text_field :zipcode, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Phone:</label>
      <%= f.text_field :phone, class: "form-control" %>
    </div>
  </div>
  <div class="control-group form-group">
    <div class="controls">
      <label>Website:</label>
      <%= f.text_field :website, class: "form-control" %>
    </div>
  </div>

  <!-- restaruant will not go to show page -->
  <div id="success"></div>
  <!-- For success/fail messages -->
  <%=button_to 'Create Restaruant Review',   restaurants_path(@restaurant), :method => :post , class: "btn btn-primary"%>
  </div>



   <% end %>

  </div>

show.html.erb

    <li class="li_spacing"> <%= button_to "Website",  @restaurant.website ,  
 form: { target: '_blank', rel: 'noreferrer'} , :class => "btn btn-primary" %></li>

错误图像