Add User Feature Testing & Sign Up Feature Test
user
```ruby
require 'rails_helper'
require 'capybara/rspec'

RSpec.feature "Users", type: :feature do
	describe "#sign_up" do
  	context "with all fields fill post" do
  		it "responds with 200" do
  			visit(root_url)
	      click_link("Sign Up")

	  		within "#new_user" do
	  			user_new_password = "Pass3word:"
					
					fill_in "Email", with: Faker::Internet.free_email
					fill_in "First Name", with: Faker::Name.first_name
	  			fill_in "Last Name", with: Faker::Name.last_name
					fill_in "Street Name", with: "King Street W."
					fill_in "Street Number", with: 220
					fill_in "Password", with: user_new_password
	  			fill_in "Password Confirmation", with: user_new_password
	  		end

	  		click_on "Sign Up"

	  		expect(page.status_code).to be(200)
  		end
  	end

  	
  end
end
```
assistant