ログインしないと特定のページに飛べない

ログインやサインインする前の状態で,トップページにとぶコードを書いたのですが、No route matches [GET] "/root_path"というエラーが起き、トップページへ飛ぶことができない状態になってます。コードを確認したのですが、特に気になる部分は見つからず、どう対処したら良いか困ってます。お忙しとは思いますが、回答よろしくお願いします。

routes.rb

Rails.application.routes.draw do
  resources :books, only: [:new, :create, :index, :show, :destroy]
   devise_for :users, controllers: {
    sessions: 'users/sessions',
    registrations: 'users/registrations',
  }
  # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html

  root to:'homes#top'
  get 'home/about' => 'homes#new'
  get 'books' => 'books#index'
  post 'books' => 'books#create'
  get 'books/:id/edit' => 'books#edit', as: 'edit_book'
  patch 'books/:id' => 'books#update', as: 'update_book'
  resources :users, only: [:show, :edit, :update]

end

new.html.erb

<main>
  <div class="about-title">
    <h1>Welcome to<%= fa_icon("book") %><span>Bookers !!</span></h1>
    <p>CopyRight Infratop.inc</p>
  </div>
</main>

homes.controlloer.erb

class HomesController < ApplicationController
  def top
  end

  def new
  end
end

registrations/new.html.erb

 <%= link_to '新規登録',"users/sign_up" %>

  <div class="field">
    <%= f.label :name %><br />
    <%= f.text_field :name, autofocus: true %>
  </div>

  <div class="field">
    <%= f.label :email %><br />
    <%= f.email_field :email, autofocus: true, autocomplete: "email" %>
  </div>

  <div class="field">
    <%= f.label :password %>
    <% if @minimum_password_length %>
    <em>(<%= @minimum_password_length %> characters minimum)</em>
    <% end %><br />
    <%= f.password_field :password, autocomplete: "new-password" %>
  </div>

  <div class="field">
    <%= f.label :password_confirmation %><br />
    <%= f.password_field :password_confirmation, autocomplete: "new-password" %>
  </div>

  <div class="actions">
    <%= f.submit "Sign up" %>
  </div>
<% end %>

<%= render "devise/shared/links" %>

sessions/new.html.erb

<h2>Log in</h2>

<%= form_with model: @user, url: user_session_path, id: 'new_user', class: 'new_user', local: true do |f| %>
 <div class="field">
    <%= f.label :name %><br />
    <%= f.text_field :name, autofocus: true, autocomplete: "name" %>
  </div>

  <div class="field">
    <%= f.label :password %><br />
    <%= f.password_field :password, autocomplete: "current-password" %>
  </div>

  <% if devise_mapping.rememberable? %>
    <div class="field">
      <%= f.check_box :remember_me %>
      <%= f.label :remember_me %>
    </div>
  <% end %>

  <div class="actions">
    <%= f.submit "Log in" %>
  </div>
<% end %>

<%= render "devise/shared/links" %>

application.html.erb

<!DOCTYPE html>
<html>
  <head>
    <title>BookApp2</title>
    <%= csrf_meta_tags %>
    <%= csp_meta_tag %>

    <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload' %>
    <%= javascript_include_tag 'application', 'data-turbolinks-track': 'reload' %>
  </head>

  <body>
    <div class="header-title">
      <h3>Bookers</h3>
          <div class="header-list">
            <% link_to "book", "/books" %>
          </div>
             <div class="header-item">
               <% if user_signed_in? %>
                  <p>
                    <%= link_to "ログアウト", destroy_user_session_path, method: :delete %>
                  </p>
                <% else %>
                  <div class="header-top">
                    <%= link_to 'Home','root_path' %>
                  </div>
                   <div class="header-home">
                    <%= link_to "about", '/home/about' %>
                  </div>
                  <p>
                    <%= link_to "sign up", new_user_registration_path %>
                  </p>
                  <p>
                    <%= link_to "login", new_user_session_path %>
                  </p>
              <% end %>
            </div>
    </div>
      <%= yield %>
  </body>
</html>

試したこと
・コードの確認
・エラー文の確認

回答よろしくお願いします