diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..8a1b1134b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,27 @@
+# See https://help.github.com/articles/ignoring-files for more about ignoring files.
+#
+# If you find yourself ignoring temporary files generated by your text editor
+# or operating system, you probably want to add a global ignore instead:
+#   git config --global core.excludesfile '~/.gitignore_global'
+
+# Ignore bundler config.
+/.bundle
+
+# Ignore all logfiles and tempfiles.
+/log/*
+/tmp/*
+!/log/.keep
+!/tmp/.keep
+
+# Ignore pidfiles, but keep the directory.
+/tmp/pids/*
+!/tmp/pids/
+!/tmp/pids/.keep
+
+# Ignore uploaded files in development.
+/storage/*
+!/storage/.keep
+.byebug_history
+
+# Ignore master key for decrypting credentials and more.
+/config/master.key
diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 000000000..57cf282eb
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+2.6.5
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 000000000..b585a3d2b
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,57 @@
+source 'https://rubygems.org'
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
+
+ruby '2.6.5'
+
+# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
+gem 'rails', '~> 6.0.3', '>= 6.0.3.1'
+# Use postgresql as the database for Active Record
+gem 'pg', '>= 0.18', '< 2.0'
+# Use Puma as the app server
+gem 'puma', '~> 4.1'
+# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
+# gem 'jbuilder', '~> 2.7'
+# Use Redis adapter to run Action Cable in production
+# gem 'redis', '~> 4.0'
+# Use Active Model has_secure_password
+# gem 'bcrypt', '~> 3.1.7'
+
+# Use Active Storage variant
+# gem 'image_processing', '~> 1.2'
+
+# Reduces boot times through caching; required in config/boot.rb
+gem 'bootsnap', '>= 1.4.2', require: false
+
+# Use Rack CORS for handling Cross-Origin Resource Sharing (CORS), making cross-origin AJAX possible
+# gem 'rack-cors'
+
+group :development, :test do
+  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
+  gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
+end
+
+group :development do
+  gem 'listen', '~> 3.2'
+  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
+  gem 'spring'
+  gem 'spring-watcher-listen', '~> 2.0.0'
+end
+
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+
+group :development, :test do
+  gem 'pry-rails'
+end
+
+group :development do
+  gem 'guard'
+  gem 'guard-minitest'
+  gem 'debase', '>= 0.2.4.1'
+  gem 'ruby-debug-ide', '>= 0.7.0'
+end
+
+group :test do
+  gem 'minitest-rails'
+  gem 'minitest-reporters'
+end
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 000000000..41b7d4311
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,212 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    actioncable (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+    actionmailbox (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      activejob (= 6.0.3.1)
+      activerecord (= 6.0.3.1)
+      activestorage (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+      mail (>= 2.7.1)
+    actionmailer (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      actionview (= 6.0.3.1)
+      activejob (= 6.0.3.1)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 2.0)
+    actionpack (6.0.3.1)
+      actionview (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actiontext (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      activerecord (= 6.0.3.1)
+      activestorage (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+      nokogiri (>= 1.8.5)
+    actionview (6.0.3.1)
+      activesupport (= 6.0.3.1)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (6.0.3.1)
+      activesupport (= 6.0.3.1)
+      globalid (>= 0.3.6)
+    activemodel (6.0.3.1)
+      activesupport (= 6.0.3.1)
+    activerecord (6.0.3.1)
+      activemodel (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+    activestorage (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      activejob (= 6.0.3.1)
+      activerecord (= 6.0.3.1)
+      marcel (~> 0.3.1)
+    activesupport (6.0.3.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+      zeitwerk (~> 2.2, >= 2.2.2)
+    ansi (1.5.0)
+    bootsnap (1.4.6)
+      msgpack (~> 1.0)
+    builder (3.2.4)
+    byebug (11.1.3)
+    coderay (1.1.2)
+    concurrent-ruby (1.1.6)
+    crass (1.0.6)
+    debase (0.2.4.1)
+      debase-ruby_core_source (>= 0.10.2)
+    debase-ruby_core_source (0.10.9)
+    erubi (1.9.0)
+    ffi (1.12.2)
+    formatador (0.2.5)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
+    guard (2.16.2)
+      formatador (>= 0.2.4)
+      listen (>= 2.7, < 4.0)
+      lumberjack (>= 1.0.12, < 2.0)
+      nenv (~> 0.1)
+      notiffany (~> 0.0)
+      pry (>= 0.9.12)
+      shellany (~> 0.0)
+      thor (>= 0.18.1)
+    guard-compat (1.2.1)
+    guard-minitest (2.4.6)
+      guard-compat (~> 1.2)
+      minitest (>= 3.0)
+    i18n (1.8.2)
+      concurrent-ruby (~> 1.0)
+    listen (3.2.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
+    loofah (2.5.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    lumberjack (1.2.4)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    marcel (0.3.3)
+      mimemagic (~> 0.3.2)
+    method_source (1.0.0)
+    mimemagic (0.3.5)
+    mini_mime (1.0.2)
+    mini_portile2 (2.4.0)
+    minitest (5.14.1)
+    minitest-rails (6.0.1)
+      minitest (~> 5.10)
+      railties (~> 6.0.0)
+    minitest-reporters (1.4.2)
+      ansi
+      builder
+      minitest (>= 5.0)
+      ruby-progressbar
+    msgpack (1.3.3)
+    nenv (0.3.0)
+    nio4r (2.5.2)
+    nokogiri (1.10.9)
+      mini_portile2 (~> 2.4.0)
+    notiffany (0.1.3)
+      nenv (~> 0.1)
+      shellany (~> 0.0)
+    pg (1.2.3)
+    pry (0.13.1)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
+    pry-rails (0.3.9)
+      pry (>= 0.10.4)
+    puma (4.3.5)
+      nio4r (~> 2.0)
+    rack (2.2.2)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (6.0.3.1)
+      actioncable (= 6.0.3.1)
+      actionmailbox (= 6.0.3.1)
+      actionmailer (= 6.0.3.1)
+      actionpack (= 6.0.3.1)
+      actiontext (= 6.0.3.1)
+      actionview (= 6.0.3.1)
+      activejob (= 6.0.3.1)
+      activemodel (= 6.0.3.1)
+      activerecord (= 6.0.3.1)
+      activestorage (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+      bundler (>= 1.3.0)
+      railties (= 6.0.3.1)
+      sprockets-rails (>= 2.0.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.0.3.1)
+      actionpack (= 6.0.3.1)
+      activesupport (= 6.0.3.1)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.20.3, < 2.0)
+    rake (13.0.1)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
+    ruby-debug-ide (0.7.2)
+      rake (>= 0.8.1)
+    ruby-progressbar (1.10.1)
+    shellany (0.0.1)
+    spring (2.1.0)
+    spring-watcher-listen (2.0.1)
+      listen (>= 2.7, < 4.0)
+      spring (>= 1.2, < 3.0)
+    sprockets (4.0.0)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (3.2.1)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    thor (1.0.1)
+    thread_safe (0.3.6)
+    tzinfo (1.2.7)
+      thread_safe (~> 0.1)
+    websocket-driver (0.7.2)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.4)
+    zeitwerk (2.3.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  bootsnap (>= 1.4.2)
+  byebug
+  debase (>= 0.2.4.1)
+  guard
+  guard-minitest
+  listen (~> 3.2)
+  minitest-rails
+  minitest-reporters
+  pg (>= 0.18, < 2.0)
+  pry-rails
+  puma (~> 4.1)
+  rails (~> 6.0.3, >= 6.0.3.1)
+  ruby-debug-ide (>= 0.7.0)
+  spring
+  spring-watcher-listen (~> 2.0.0)
+  tzinfo-data
+
+RUBY VERSION
+   ruby 2.6.5p114
+
+BUNDLED WITH
+   2.1.4
diff --git a/Guardfile b/Guardfile
new file mode 100644
index 000000000..e34f706f4
--- /dev/null
+++ b/Guardfile
@@ -0,0 +1,9 @@
+guard :minitest, autorun: false, spring: true do
+  watch(%r{^app/(.+).rb$})                               { |m| "test/#{m[1]}_test.rb" }
+  watch(%r{^app/controllers/application_controller.rb$}) { 'test/controllers' }
+  watch(%r{^app/controllers/(.+)_controller.rb$})        { |m| "test/integration/#{m[1]}_test.rb" }
+  watch(%r{^app/views/(.+)_mailer/.+})                    { |m| "test/mailers/#{m[1]}_mailer_test.rb" }
+  watch(%r{^lib/(.+).rb$})                               { |m| "test/lib/#{m[1]}_test.rb" }
+  watch(%r{^test/.+_test.rb$})
+  watch(%r{^test/test_helper.rb$}) { 'test' }
+end
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 000000000..e85f91391
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,6 @@
+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require_relative 'config/application'
+
+Rails.application.load_tasks
diff --git a/app/channels/application_cable/channel.rb b/app/channels/application_cable/channel.rb
new file mode 100644
index 000000000..d67269728
--- /dev/null
+++ b/app/channels/application_cable/channel.rb
@@ -0,0 +1,4 @@
+module ApplicationCable
+  class Channel < ActionCable::Channel::Base
+  end
+end
diff --git a/app/channels/application_cable/connection.rb b/app/channels/application_cable/connection.rb
new file mode 100644
index 000000000..0ff5442f4
--- /dev/null
+++ b/app/channels/application_cable/connection.rb
@@ -0,0 +1,4 @@
+module ApplicationCable
+  class Connection < ActionCable::Connection::Base
+  end
+end
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
new file mode 100644
index 000000000..4ac8823b0
--- /dev/null
+++ b/app/controllers/application_controller.rb
@@ -0,0 +1,2 @@
+class ApplicationController < ActionController::API
+end
diff --git a/app/controllers/concerns/.keep b/app/controllers/concerns/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/app/controllers/customers_controller.rb b/app/controllers/customers_controller.rb
new file mode 100644
index 000000000..2286da0c2
--- /dev/null
+++ b/app/controllers/customers_controller.rb
@@ -0,0 +1,8 @@
+class CustomersController < ApplicationController
+  REQUIRED_CUSTOMER_FIELDS = [:id, :name, :registered_at, :postal_code, :phone, :videos_checked_out_count]
+  
+  def index
+    customers = Customer.order(:name).as_json(only: REQUIRED_CUSTOMER_FIELDS)
+    render json: customers, status: :ok
+  end
+end
diff --git a/app/controllers/rentals_controller.rb b/app/controllers/rentals_controller.rb
new file mode 100644
index 000000000..94e5194c8
--- /dev/null
+++ b/app/controllers/rentals_controller.rb
@@ -0,0 +1,69 @@
+class RentalsController < ApplicationController
+  def checkout
+    video = Video.find_by(id: params[:video_id])
+    customer = Customer.find_by(id: params[:customer_id])
+
+    # check that video and customer exists
+    if video.nil? || customer.nil? 
+      render json: {errors: ['Not Found']}, status: :not_found
+      return
+    end
+
+    # check that video is available
+    if video.available_inventory > 0
+      new_rental = Rental.new(rental_params)
+      
+      if new_rental.save
+        # update video & customer
+        video.decrease_inventory
+        customer.increase_videos_checked_out_count
+
+        # render json object 
+        render json: {
+          customer_id: customer.id, 
+          video_id: video.id, 
+          due_date: Date.today + 7,
+          videos_checked_out_count: customer.videos_checked_out_count,
+          available_inventory: video.available_inventory,
+        } , status: :ok
+        return
+      end
+
+    else
+      render json: {errors: ["Video currently not available"]}, status: :bad_request
+      return
+    end
+  end
+
+  def checkin
+    video = Video.find_by(id: params[:video_id])
+    customer = Customer.find_by(id: params[:customer_id])
+
+    # check that video and customer exists
+    if video.nil? || customer.nil? 
+      render json: {errors: ['Not Found']}, status: :not_found
+      return
+    end
+
+    # update video & customer
+    customer.decrease_videos_checked_out_count
+    video.increase_inventory
+
+    # render json object 
+    render json: {
+      customer_id: customer.id, 
+      video_id: video.id, 
+      videos_checked_out_count: customer.videos_checked_out_count,
+      available_inventory: video.available_inventory,
+    } , status: :ok
+
+    # see if due_date is passed
+    # rental.is_overdue
+  end 
+end
+
+private
+
+def rental_params
+  params.permit(:video_id, :customer_id)
+end
\ No newline at end of file
diff --git a/app/controllers/videos_controller.rb b/app/controllers/videos_controller.rb
new file mode 100644
index 000000000..fa5dc10b9
--- /dev/null
+++ b/app/controllers/videos_controller.rb
@@ -0,0 +1,35 @@
+class VideosController < ApplicationController
+  REQUIRED_INDEX_VIDEO_FIELDS = [:id, :title, :release_date, :available_inventory]
+  REQUIRED_SHOW_VIDEO_FIELDS = [:title, :overview, :release_date, :total_inventory, :available_inventory]
+
+  def index
+    videos = Video.order(:title).as_json(only: REQUIRED_INDEX_VIDEO_FIELDS)
+    render json: videos, status: :ok
+  end
+  
+  def show
+    video = Video.find_by(id: params[:id])
+    if video
+      render json: video.as_json(only: REQUIRED_SHOW_VIDEO_FIELDS), status: :ok
+    else 
+      render json: {errors: ['Not Found'] }, status: :not_found
+    end
+  end
+
+  def create
+    video = Video.new(video_params)
+    if video.save
+      render json: video.as_json(only: [:id]), status: :created
+      return
+    else
+      render json: {errors: video.errors.messages}, status: :bad_request
+      return
+    end
+  end
+
+  private
+
+  def video_params
+    params.permit(:title, :overview, :release_date, :total_inventory, :available_inventory)
+  end
+end
diff --git a/app/jobs/application_job.rb b/app/jobs/application_job.rb
new file mode 100644
index 000000000..d394c3d10
--- /dev/null
+++ b/app/jobs/application_job.rb
@@ -0,0 +1,7 @@
+class ApplicationJob < ActiveJob::Base
+  # Automatically retry jobs that encountered a deadlock
+  # retry_on ActiveRecord::Deadlocked
+
+  # Most jobs are safe to ignore if the underlying records are no longer available
+  # discard_on ActiveJob::DeserializationError
+end
diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
new file mode 100644
index 000000000..286b2239d
--- /dev/null
+++ b/app/mailers/application_mailer.rb
@@ -0,0 +1,4 @@
+class ApplicationMailer < ActionMailer::Base
+  default from: 'from@example.com'
+  layout 'mailer'
+end
diff --git a/app/models/application_record.rb b/app/models/application_record.rb
new file mode 100644
index 000000000..10a4cba84
--- /dev/null
+++ b/app/models/application_record.rb
@@ -0,0 +1,3 @@
+class ApplicationRecord < ActiveRecord::Base
+  self.abstract_class = true
+end
diff --git a/app/models/concerns/.keep b/app/models/concerns/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/app/models/customer.rb b/app/models/customer.rb
new file mode 100644
index 000000000..7d140af10
--- /dev/null
+++ b/app/models/customer.rb
@@ -0,0 +1,16 @@
+class Customer < ApplicationRecord
+  has_many :rentals
+  
+  validates :name, presence:true
+  validates :phone, presence:true
+
+  def increase_videos_checked_out_count
+    self.videos_checked_out_count += 1
+    self.save
+  end
+
+  def decrease_videos_checked_out_count
+    self.videos_checked_out_count -= 1
+    self.save
+  end
+end
diff --git a/app/models/rental.rb b/app/models/rental.rb
new file mode 100644
index 000000000..614d254d8
--- /dev/null
+++ b/app/models/rental.rb
@@ -0,0 +1,11 @@
+class Rental < ApplicationRecord
+  belongs_to :customer
+  belongs_to :video
+
+  # def is_overdue
+  #   if Date.today > rental.due_date
+  #     self.is_overdue = true
+  #     self.save
+  #   end
+  # end
+end
diff --git a/app/models/video.rb b/app/models/video.rb
new file mode 100644
index 000000000..a185276a1
--- /dev/null
+++ b/app/models/video.rb
@@ -0,0 +1,19 @@
+class Video < ApplicationRecord
+  has_many :rentals
+
+  validates :title, presence: true
+  validates :overview, presence: true
+  validates :release_date, presence: true
+  validates :total_inventory, presence: true
+  validates :available_inventory, presence: true
+
+  def decrease_inventory
+    self.available_inventory -= 1
+    self.save
+  end
+
+  def increase_inventory
+    self.available_inventory += 1
+    self.save
+  end
+end
diff --git a/app/views/layouts/mailer.html.erb b/app/views/layouts/mailer.html.erb
new file mode 100644
index 000000000..cbd34d2e9
--- /dev/null
+++ b/app/views/layouts/mailer.html.erb
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>
diff --git a/app/views/layouts/mailer.text.erb b/app/views/layouts/mailer.text.erb
new file mode 100644
index 000000000..37f0bddbd
--- /dev/null
+++ b/app/views/layouts/mailer.text.erb
@@ -0,0 +1 @@
+<%= yield %>
diff --git a/bin/bundle b/bin/bundle
new file mode 100755
index 000000000..a71368e32
--- /dev/null
+++ b/bin/bundle
@@ -0,0 +1,114 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+#
+# This file was generated by Bundler.
+#
+# The application 'bundle' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+require "rubygems"
+
+m = Module.new do
+  module_function
+
+  def invoked_as_script?
+    File.expand_path($0) == File.expand_path(__FILE__)
+  end
+
+  def env_var_version
+    ENV["BUNDLER_VERSION"]
+  end
+
+  def cli_arg_version
+    return unless invoked_as_script? # don't want to hijack other binstubs
+    return unless "update".start_with?(ARGV.first || " ") # must be running `bundle update`
+    bundler_version = nil
+    update_index = nil
+    ARGV.each_with_index do |a, i|
+      if update_index && update_index.succ == i && a =~ Gem::Version::ANCHORED_VERSION_PATTERN
+        bundler_version = a
+      end
+      next unless a =~ /\A--bundler(?:[= ](#{Gem::Version::VERSION_PATTERN}))?\z/
+      bundler_version = $1
+      update_index = i
+    end
+    bundler_version
+  end
+
+  def gemfile
+    gemfile = ENV["BUNDLE_GEMFILE"]
+    return gemfile if gemfile && !gemfile.empty?
+
+    File.expand_path("../../Gemfile", __FILE__)
+  end
+
+  def lockfile
+    lockfile =
+      case File.basename(gemfile)
+      when "gems.rb" then gemfile.sub(/\.rb$/, gemfile)
+      else "#{gemfile}.lock"
+      end
+    File.expand_path(lockfile)
+  end
+
+  def lockfile_version
+    return unless File.file?(lockfile)
+    lockfile_contents = File.read(lockfile)
+    return unless lockfile_contents =~ /\n\nBUNDLED WITH\n\s{2,}(#{Gem::Version::VERSION_PATTERN})\n/
+    Regexp.last_match(1)
+  end
+
+  def bundler_version
+    @bundler_version ||=
+      env_var_version || cli_arg_version ||
+        lockfile_version
+  end
+
+  def bundler_requirement
+    return "#{Gem::Requirement.default}.a" unless bundler_version
+
+    bundler_gem_version = Gem::Version.new(bundler_version)
+
+    requirement = bundler_gem_version.approximate_recommendation
+
+    return requirement unless Gem::Version.new(Gem::VERSION) < Gem::Version.new("2.7.0")
+
+    requirement += ".a" if bundler_gem_version.prerelease?
+
+    requirement
+  end
+
+  def load_bundler!
+    ENV["BUNDLE_GEMFILE"] ||= gemfile
+
+    activate_bundler
+  end
+
+  def activate_bundler
+    gem_error = activation_error_handling do
+      gem "bundler", bundler_requirement
+    end
+    return if gem_error.nil?
+    require_error = activation_error_handling do
+      require "bundler/version"
+    end
+    return if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION))
+    warn "Activating bundler (#{bundler_requirement}) failed:\n#{gem_error.message}\n\nTo install the version of bundler this project requires, run `gem install bundler -v '#{bundler_requirement}'`"
+    exit 42
+  end
+
+  def activation_error_handling
+    yield
+    nil
+  rescue StandardError, LoadError => e
+    e
+  end
+end
+
+m.load_bundler!
+
+if m.invoked_as_script?
+  load Gem.bin_path("bundler", "bundle")
+end
diff --git a/bin/rails b/bin/rails
new file mode 100755
index 000000000..5badb2fde
--- /dev/null
+++ b/bin/rails
@@ -0,0 +1,9 @@
+#!/usr/bin/env ruby
+begin
+  load File.expand_path('../spring', __FILE__)
+rescue LoadError => e
+  raise unless e.message.include?('spring')
+end
+APP_PATH = File.expand_path('../config/application', __dir__)
+require_relative '../config/boot'
+require 'rails/commands'
diff --git a/bin/rake b/bin/rake
new file mode 100755
index 000000000..d87d5f578
--- /dev/null
+++ b/bin/rake
@@ -0,0 +1,9 @@
+#!/usr/bin/env ruby
+begin
+  load File.expand_path('../spring', __FILE__)
+rescue LoadError => e
+  raise unless e.message.include?('spring')
+end
+require_relative '../config/boot'
+require 'rake'
+Rake.application.run
diff --git a/bin/setup b/bin/setup
new file mode 100755
index 000000000..0e39e8cb1
--- /dev/null
+++ b/bin/setup
@@ -0,0 +1,33 @@
+#!/usr/bin/env ruby
+require 'fileutils'
+
+# path to your application root.
+APP_ROOT = File.expand_path('..', __dir__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+FileUtils.chdir APP_ROOT do
+  # This script is a way to setup or update your development environment automatically.
+  # This script is idempotent, so that you can run it at anytime and get an expectable outcome.
+  # Add necessary setup steps to this file.
+
+  puts '== Installing dependencies =='
+  system! 'gem install bundler --conservative'
+  system('bundle check') || system!('bundle install')
+
+  # puts "\n== Copying sample files =="
+  # unless File.exist?('config/database.yml')
+  #   FileUtils.cp 'config/database.yml.sample', 'config/database.yml'
+  # end
+
+  puts "\n== Preparing database =="
+  system! 'bin/rails db:prepare'
+
+  puts "\n== Removing old logs and tempfiles =="
+  system! 'bin/rails log:clear tmp:clear'
+
+  puts "\n== Restarting application server =="
+  system! 'bin/rails restart'
+end
diff --git a/bin/spring b/bin/spring
new file mode 100755
index 000000000..d89ee495f
--- /dev/null
+++ b/bin/spring
@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+
+# This file loads Spring without using Bundler, in order to be fast.
+# It gets overwritten when you run the `spring binstub` command.
+
+unless defined?(Spring)
+  require 'rubygems'
+  require 'bundler'
+
+  lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
+  spring = lockfile.specs.detect { |spec| spec.name == 'spring' }
+  if spring
+    Gem.use_paths Gem.dir, Bundler.bundle_path.to_s, *Gem.path
+    gem 'spring', spring.version
+    require 'spring/binstub'
+  end
+end
diff --git a/config.ru b/config.ru
new file mode 100644
index 000000000..f7ba0b527
--- /dev/null
+++ b/config.ru
@@ -0,0 +1,5 @@
+# This file is used by Rack-based servers to start the application.
+
+require_relative 'config/environment'
+
+run Rails.application
diff --git a/config/application.rb b/config/application.rb
new file mode 100644
index 000000000..43301a817
--- /dev/null
+++ b/config/application.rb
@@ -0,0 +1,41 @@
+require_relative 'boot'
+
+require "rails"
+# Pick the frameworks you want:
+require "active_model/railtie"
+require "active_job/railtie"
+require "active_record/railtie"
+require "active_storage/engine"
+require "action_controller/railtie"
+require "action_mailer/railtie"
+require "action_mailbox/engine"
+require "action_text/engine"
+require "action_view/railtie"
+require "action_cable/engine"
+# require "sprockets/railtie"
+require "rails/test_unit/railtie"
+
+# Require the gems listed in Gemfile, including any gems
+# you've limited to :test, :development, or :production.
+Bundler.require(*Rails.groups)
+
+module VideoStoreApi
+  class Application < Rails::Application
+  config.generators do |g|
+    # Force new test files to be generated in the minitest-spec style
+    g.test_framework :minitest, spec: true
+  end
+    # Initialize configuration defaults for originally generated Rails version.
+    config.load_defaults 6.0
+
+    # Settings in config/environments/* take precedence over those specified here.
+    # Application configuration can go into files in config/initializers
+    # -- all .rb files in that directory are automatically loaded after loading
+    # the framework and any gems in your application.
+
+    # Only loads a smaller set of middleware suitable for API only apps.
+    # Middleware like session, flash, cookies can be added back manually.
+    # Skip views, helpers and assets when generating a new resource.
+    config.api_only = true
+  end
+end
diff --git a/config/boot.rb b/config/boot.rb
new file mode 100644
index 000000000..b9e460cef
--- /dev/null
+++ b/config/boot.rb
@@ -0,0 +1,4 @@
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+
+require 'bundler/setup' # Set up gems listed in the Gemfile.
+require 'bootsnap/setup' # Speed up boot time by caching expensive operations.
diff --git a/config/cable.yml b/config/cable.yml
new file mode 100644
index 000000000..6b21ab7bc
--- /dev/null
+++ b/config/cable.yml
@@ -0,0 +1,10 @@
+development:
+  adapter: async
+
+test:
+  adapter: test
+
+production:
+  adapter: redis
+  url: <%= ENV.fetch("REDIS_URL") { "redis://localhost:6379/1" } %>
+  channel_prefix: video_store_api_production
diff --git a/config/credentials.yml.enc b/config/credentials.yml.enc
new file mode 100644
index 000000000..4dab07c31
--- /dev/null
+++ b/config/credentials.yml.enc
@@ -0,0 +1 @@
+P6MUqq7brkgiasBMzXn7TWwRoWgmHmBUw7BJ2DUEZ0Wazab5ydDnPApqeSHeHe2RPvf9tFZiKMthNdzuLlvrwO+QdS/3w+/qaP1s4MCoGxu7MdyhsmF9zn6vEM4GcxOakn1u0lwUznmGrO3DCkUoWE25Hxyb3upQGDUUAqKrZxUUjnjLCFvAQGMKhgS7izzP9uONmwuE7KD5rFO+toK7R7AkG/jlbTB+O08ZP+gde/Pu5ck2BQ9g/mUG5OiwwCCbOxI21n2iALF0ou6kssnkTT2F8CZOatsKh0NWkvX74+A5cRHK/7wEUVhLEULc4cJObp3OOSyfsJq5HHbytikrI9+Z0D09ec0HNFcsStGNOPmDGOrfErhzgr68SV5CYqt452N+bTjTR7vfxa8lSJ5j8YPA1SKviVPJh4Ha--Bfbyfo9ekvRWP0B1--7C57CwFTMge+v7/OAw2mmw==
\ No newline at end of file
diff --git a/config/database.yml b/config/database.yml
new file mode 100644
index 000000000..8536d1cda
--- /dev/null
+++ b/config/database.yml
@@ -0,0 +1,85 @@
+# PostgreSQL. Versions 9.3 and up are supported.
+#
+# Install the pg driver:
+#   gem install pg
+# On macOS with Homebrew:
+#   gem install pg -- --with-pg-config=/usr/local/bin/pg_config
+# On macOS with MacPorts:
+#   gem install pg -- --with-pg-config=/opt/local/lib/postgresql84/bin/pg_config
+# On Windows:
+#   gem install pg
+#       Choose the win32 build.
+#       Install PostgreSQL and put its /bin directory on your path.
+#
+# Configure Using Gemfile
+# gem 'pg'
+#
+default: &default
+  adapter: postgresql
+  encoding: unicode
+  # For details on connection pooling, see Rails configuration guide
+  # https://guides.rubyonrails.org/configuring.html#database-pooling
+  pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+
+development:
+  <<: *default
+  database: video_store_api_development
+
+  # The specified database role being used to connect to postgres.
+  # To create additional roles in postgres see `$ createuser --help`.
+  # When left blank, postgres will use the default role. This is
+  # the same name as the operating system user that initialized the database.
+  #username: video_store_api
+
+  # The password associated with the postgres role (username).
+  #password:
+
+  # Connect on a TCP socket. Omitted by default since the client uses a
+  # domain socket that doesn't need configuration. Windows does not have
+  # domain sockets, so uncomment these lines.
+  #host: localhost
+
+  # The TCP port the server listens on. Defaults to 5432.
+  # If your server runs on a different port number, change accordingly.
+  #port: 5432
+
+  # Schema search path. The server defaults to $user,public
+  #schema_search_path: myapp,sharedapp,public
+
+  # Minimum log levels, in increasing order:
+  #   debug5, debug4, debug3, debug2, debug1,
+  #   log, notice, warning, error, fatal, and panic
+  # Defaults to warning.
+  #min_messages: notice
+
+# Warning: The database defined as "test" will be erased and
+# re-generated from your development database when you run "rake".
+# Do not set this db to the same as development or production.
+test:
+  <<: *default
+  database: video_store_api_test
+
+# As with config/credentials.yml, you never want to store sensitive information,
+# like your database password, in your source code. If your source code is
+# ever seen by anyone, they now have access to your database.
+#
+# Instead, provide the password as a unix environment variable when you boot
+# the app. Read https://guides.rubyonrails.org/configuring.html#configuring-a-database
+# for a full rundown on how to provide these environment variables in a
+# production deployment.
+#
+# On Heroku and other platform providers, you may have a full connection URL
+# available as an environment variable. For example:
+#
+#   DATABASE_URL="postgres://myuser:mypass@localhost/somedatabase"
+#
+# You can use this database configuration with:
+#
+#   production:
+#     url: <%= ENV['DATABASE_URL'] %>
+#
+production:
+  <<: *default
+  database: video_store_api_production
+  username: video_store_api
+  password: <%= ENV['VIDEO_STORE_API_DATABASE_PASSWORD'] %>
diff --git a/config/environment.rb b/config/environment.rb
new file mode 100644
index 000000000..426333bb4
--- /dev/null
+++ b/config/environment.rb
@@ -0,0 +1,5 @@
+# Load the Rails application.
+require_relative 'application'
+
+# Initialize the Rails application.
+Rails.application.initialize!
diff --git a/config/environments/development.rb b/config/environments/development.rb
new file mode 100644
index 000000000..698f159d8
--- /dev/null
+++ b/config/environments/development.rb
@@ -0,0 +1,52 @@
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  # In the development environment your application's code is reloaded on
+  # every request. This slows down response time but is perfect for development
+  # since you don't have to restart the web server when you make code changes.
+  config.cache_classes = false
+
+  # Do not eager load code on boot.
+  config.eager_load = false
+
+  # Show full error reports.
+  config.consider_all_requests_local = true
+
+  # Enable/disable caching. By default caching is disabled.
+  # Run rails dev:cache to toggle caching.
+  if Rails.root.join('tmp', 'caching-dev.txt').exist?
+    config.cache_store = :memory_store
+    config.public_file_server.headers = {
+      'Cache-Control' => "public, max-age=#{2.days.to_i}"
+    }
+  else
+    config.action_controller.perform_caching = false
+
+    config.cache_store = :null_store
+  end
+
+  # Store uploaded files on the local file system (see config/storage.yml for options).
+  config.active_storage.service = :local
+
+  # Don't care if the mailer can't send.
+  config.action_mailer.raise_delivery_errors = false
+
+  config.action_mailer.perform_caching = false
+
+  # Print deprecation notices to the Rails logger.
+  config.active_support.deprecation = :log
+
+  # Raise an error on page load if there are pending migrations.
+  config.active_record.migration_error = :page_load
+
+  # Highlight code that triggered database queries in logs.
+  config.active_record.verbose_query_logs = true
+
+
+  # Raises error for missing translations.
+  # config.action_view.raise_on_missing_translations = true
+
+  # Use an evented file watcher to asynchronously detect changes in source code,
+  # routes, locales, etc. This feature depends on the listen gem.
+  config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+end
diff --git a/config/environments/production.rb b/config/environments/production.rb
new file mode 100644
index 000000000..7a3bb3e50
--- /dev/null
+++ b/config/environments/production.rb
@@ -0,0 +1,105 @@
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  # Code is not reloaded between requests.
+  config.cache_classes = true
+
+  # Eager load code on boot. This eager loads most of Rails and
+  # your application in memory, allowing both threaded web servers
+  # and those relying on copy on write to perform better.
+  # Rake tasks automatically ignore this option for performance.
+  config.eager_load = true
+
+  # Full error reports are disabled and caching is turned on.
+  config.consider_all_requests_local       = false
+
+  # Ensures that a master key has been made available in either ENV["RAILS_MASTER_KEY"]
+  # or in config/master.key. This key is used to decrypt credentials (and other encrypted files).
+  # config.require_master_key = true
+
+  # Disable serving static files from the `/public` folder by default since
+  # Apache or NGINX already handles this.
+  config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
+
+  # Enable serving of images, stylesheets, and JavaScripts from an asset server.
+  # config.action_controller.asset_host = 'http://assets.example.com'
+
+  # Specifies the header that your server uses for sending files.
+  # config.action_dispatch.x_sendfile_header = 'X-Sendfile' # for Apache
+  # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect' # for NGINX
+
+  # Store uploaded files on the local file system (see config/storage.yml for options).
+  config.active_storage.service = :local
+
+  # Mount Action Cable outside main process or domain.
+  # config.action_cable.mount_path = nil
+  # config.action_cable.url = 'wss://example.com/cable'
+  # config.action_cable.allowed_request_origins = [ 'http://example.com', /http:\/\/example.*/ ]
+
+  # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
+  # config.force_ssl = true
+
+  # Use the lowest log level to ensure availability of diagnostic information
+  # when problems arise.
+  config.log_level = :debug
+
+  # Prepend all log lines with the following tags.
+  config.log_tags = [ :request_id ]
+
+  # Use a different cache store in production.
+  # config.cache_store = :mem_cache_store
+
+  # Use a real queuing backend for Active Job (and separate queues per environment).
+  # config.active_job.queue_adapter     = :resque
+  # config.active_job.queue_name_prefix = "video_store_api_production"
+
+  config.action_mailer.perform_caching = false
+
+  # Ignore bad email addresses and do not raise email delivery errors.
+  # Set this to true and configure the email server for immediate delivery to raise delivery errors.
+  # config.action_mailer.raise_delivery_errors = false
+
+  # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
+  # the I18n.default_locale when a translation cannot be found).
+  config.i18n.fallbacks = true
+
+  # Send deprecation notices to registered listeners.
+  config.active_support.deprecation = :notify
+
+  # Use default logging formatter so that PID and timestamp are not suppressed.
+  config.log_formatter = ::Logger::Formatter.new
+
+  # Use a different logger for distributed setups.
+  # require 'syslog/logger'
+  # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
+
+  if ENV["RAILS_LOG_TO_STDOUT"].present?
+    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger.formatter = config.log_formatter
+    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+  end
+
+  # Do not dump schema after migrations.
+  config.active_record.dump_schema_after_migration = false
+
+  # Inserts middleware to perform automatic connection switching.
+  # The `database_selector` hash is used to pass options to the DatabaseSelector
+  # middleware. The `delay` is used to determine how long to wait after a write
+  # to send a subsequent read to the primary.
+  #
+  # The `database_resolver` class is used by the middleware to determine which
+  # database is appropriate to use based on the time delay.
+  #
+  # The `database_resolver_context` class is used by the middleware to set
+  # timestamps for the last write to the primary. The resolver uses the context
+  # class timestamps to determine how long to wait before reading from the
+  # replica.
+  #
+  # By default Rails will store a last write timestamp in the session. The
+  # DatabaseSelector middleware is designed as such you can define your own
+  # strategy for connection switching and pass that into the middleware through
+  # these configuration options.
+  # config.active_record.database_selector = { delay: 2.seconds }
+  # config.active_record.database_resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver
+  # config.active_record.database_resolver_context = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session
+end
diff --git a/config/environments/test.rb b/config/environments/test.rb
new file mode 100644
index 000000000..0cb24249b
--- /dev/null
+++ b/config/environments/test.rb
@@ -0,0 +1,49 @@
+# The test environment is used exclusively to run your application's
+# test suite. You never need to work with it otherwise. Remember that
+# your test database is "scratch space" for the test suite and is wiped
+# and recreated between test runs. Don't rely on the data there!
+
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  config.cache_classes = false
+  config.action_view.cache_template_loading = true
+
+  # Do not eager load code on boot. This avoids loading your whole application
+  # just for the purpose of running a single test. If you are using a tool that
+  # preloads Rails for running tests, you may have to set it to true.
+  config.eager_load = false
+
+  # Configure public file server for tests with Cache-Control for performance.
+  config.public_file_server.enabled = true
+  config.public_file_server.headers = {
+    'Cache-Control' => "public, max-age=#{1.hour.to_i}"
+  }
+
+  # Show full error reports and disable caching.
+  config.consider_all_requests_local       = true
+  config.action_controller.perform_caching = false
+  config.cache_store = :null_store
+
+  # Raise exceptions instead of rendering exception templates.
+  config.action_dispatch.show_exceptions = false
+
+  # Disable request forgery protection in test environment.
+  config.action_controller.allow_forgery_protection = false
+
+  # Store uploaded files on the local file system in a temporary directory.
+  config.active_storage.service = :test
+
+  config.action_mailer.perform_caching = false
+
+  # Tell Action Mailer not to deliver emails to the real world.
+  # The :test delivery method accumulates sent emails in the
+  # ActionMailer::Base.deliveries array.
+  config.action_mailer.delivery_method = :test
+
+  # Print deprecation notices to the stderr.
+  config.active_support.deprecation = :stderr
+
+  # Raises error for missing translations.
+  # config.action_view.raise_on_missing_translations = true
+end
diff --git a/config/initializers/action_view.rb b/config/initializers/action_view.rb
new file mode 100644
index 000000000..142d382f8
--- /dev/null
+++ b/config/initializers/action_view.rb
@@ -0,0 +1 @@
+Rails.application.config.action_view.form_with_generates_remote_forms = false
diff --git a/config/initializers/application_controller_renderer.rb b/config/initializers/application_controller_renderer.rb
new file mode 100644
index 000000000..89d2efab2
--- /dev/null
+++ b/config/initializers/application_controller_renderer.rb
@@ -0,0 +1,8 @@
+# Be sure to restart your server when you modify this file.
+
+# ActiveSupport::Reloader.to_prepare do
+#   ApplicationController.renderer.defaults.merge!(
+#     http_host: 'example.org',
+#     https: false
+#   )
+# end
diff --git a/config/initializers/backtrace_silencers.rb b/config/initializers/backtrace_silencers.rb
new file mode 100644
index 000000000..59385cdf3
--- /dev/null
+++ b/config/initializers/backtrace_silencers.rb
@@ -0,0 +1,7 @@
+# Be sure to restart your server when you modify this file.
+
+# You can add backtrace silencers for libraries that you're using but don't wish to see in your backtraces.
+# Rails.backtrace_cleaner.add_silencer { |line| line =~ /my_noisy_library/ }
+
+# You can also remove all the silencers if you're trying to debug a problem that might stem from framework code.
+# Rails.backtrace_cleaner.remove_silencers!
diff --git a/config/initializers/cors.rb b/config/initializers/cors.rb
new file mode 100644
index 000000000..3b1c1b5ed
--- /dev/null
+++ b/config/initializers/cors.rb
@@ -0,0 +1,16 @@
+# Be sure to restart your server when you modify this file.
+
+# Avoid CORS issues when API is called from the frontend app.
+# Handle Cross-Origin Resource Sharing (CORS) in order to accept cross-origin AJAX requests.
+
+# Read more: https://github.com/cyu/rack-cors
+
+# Rails.application.config.middleware.insert_before 0, Rack::Cors do
+#   allow do
+#     origins 'example.com'
+#
+#     resource '*',
+#       headers: :any,
+#       methods: [:get, :post, :put, :patch, :delete, :options, :head]
+#   end
+# end
diff --git a/config/initializers/filter_parameter_logging.rb b/config/initializers/filter_parameter_logging.rb
new file mode 100644
index 000000000..4a994e1e7
--- /dev/null
+++ b/config/initializers/filter_parameter_logging.rb
@@ -0,0 +1,4 @@
+# Be sure to restart your server when you modify this file.
+
+# Configure sensitive parameters which will be filtered from the log file.
+Rails.application.config.filter_parameters += [:password]
diff --git a/config/initializers/inflections.rb b/config/initializers/inflections.rb
new file mode 100644
index 000000000..ac033bf9d
--- /dev/null
+++ b/config/initializers/inflections.rb
@@ -0,0 +1,16 @@
+# Be sure to restart your server when you modify this file.
+
+# Add new inflection rules using the following format. Inflections
+# are locale specific, and you may define rules for as many different
+# locales as you wish. All of these examples are active by default:
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.plural /^(ox)$/i, '\1en'
+#   inflect.singular /^(ox)en/i, '\1'
+#   inflect.irregular 'person', 'people'
+#   inflect.uncountable %w( fish sheep )
+# end
+
+# These inflection rules are supported but not enabled by default:
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.acronym 'RESTful'
+# end
diff --git a/config/initializers/mime_types.rb b/config/initializers/mime_types.rb
new file mode 100644
index 000000000..dc1899682
--- /dev/null
+++ b/config/initializers/mime_types.rb
@@ -0,0 +1,4 @@
+# Be sure to restart your server when you modify this file.
+
+# Add new mime types for use in respond_to blocks:
+# Mime::Type.register "text/richtext", :rtf
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
new file mode 100644
index 000000000..bbfc3961b
--- /dev/null
+++ b/config/initializers/wrap_parameters.rb
@@ -0,0 +1,14 @@
+# Be sure to restart your server when you modify this file.
+
+# This file contains settings for ActionController::ParamsWrapper which
+# is enabled by default.
+
+# Enable parameter wrapping for JSON. You can disable this by setting :format to an empty array.
+ActiveSupport.on_load(:action_controller) do
+  wrap_parameters format: [:json]
+end
+
+# To enable root element in JSON for ActiveRecord objects.
+# ActiveSupport.on_load(:active_record) do
+#   self.include_root_in_json = true
+# end
diff --git a/config/locales/en.yml b/config/locales/en.yml
new file mode 100644
index 000000000..cf9b342d0
--- /dev/null
+++ b/config/locales/en.yml
@@ -0,0 +1,33 @@
+# Files in the config/locales directory are used for internationalization
+# and are automatically loaded by Rails. If you want to use locales other
+# than English, add the necessary files in this directory.
+#
+# To use the locales, use `I18n.t`:
+#
+#     I18n.t 'hello'
+#
+# In views, this is aliased to just `t`:
+#
+#     <%= t('hello') %>
+#
+# To use a different locale, set it with `I18n.locale`:
+#
+#     I18n.locale = :es
+#
+# This would use the information in config/locales/es.yml.
+#
+# The following keys must be escaped otherwise they will not be retrieved by
+# the default I18n backend:
+#
+# true, false, on, off, yes, no
+#
+# Instead, surround them with single quotes.
+#
+# en:
+#   'true': 'foo'
+#
+# To learn more, please read the Rails Internationalization guide
+# available at https://guides.rubyonrails.org/i18n.html.
+
+en:
+  hello: "Hello world"
diff --git a/config/puma.rb b/config/puma.rb
new file mode 100644
index 000000000..5ed443774
--- /dev/null
+++ b/config/puma.rb
@@ -0,0 +1,38 @@
+# Puma can serve each request in a thread from an internal thread pool.
+# The `threads` method setting takes two numbers: a minimum and maximum.
+# Any libraries that use thread pools should be configured to match
+# the maximum value specified for Puma. Default is set to 5 threads for minimum
+# and maximum; this matches the default thread size of Active Record.
+#
+max_threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
+min_threads_count = ENV.fetch("RAILS_MIN_THREADS") { max_threads_count }
+threads min_threads_count, max_threads_count
+
+# Specifies the `port` that Puma will listen on to receive requests; default is 3000.
+#
+port        ENV.fetch("PORT") { 3000 }
+
+# Specifies the `environment` that Puma will run in.
+#
+environment ENV.fetch("RAILS_ENV") { "development" }
+
+# Specifies the `pidfile` that Puma will use.
+pidfile ENV.fetch("PIDFILE") { "tmp/pids/server.pid" }
+
+# Specifies the number of `workers` to boot in clustered mode.
+# Workers are forked web server processes. If using threads and workers together
+# the concurrency of the application would be max `threads` * `workers`.
+# Workers do not work on JRuby or Windows (both of which do not support
+# processes).
+#
+# workers ENV.fetch("WEB_CONCURRENCY") { 2 }
+
+# Use the `preload_app!` method when specifying a `workers` number.
+# This directive tells Puma to first boot the application and load code
+# before forking the application. This takes advantage of Copy On Write
+# process behavior so workers use less memory.
+#
+# preload_app!
+
+# Allow puma to be restarted by `rails restart` command.
+plugin :tmp_restart
diff --git a/config/routes.rb b/config/routes.rb
new file mode 100644
index 000000000..17e051dd8
--- /dev/null
+++ b/config/routes.rb
@@ -0,0 +1,8 @@
+Rails.application.routes.draw do
+  resources :customers, only: [:index]
+  resources :videos, only: [:index, :show, :create]
+
+  #custom paths for routes
+  post '/rentals/check-out', to: 'rentals#checkout', as: 'checkout'
+  post '/rentals/check-in', to: 'rentals#checkin', as: 'checkin'
+end
diff --git a/config/spring.rb b/config/spring.rb
new file mode 100644
index 000000000..db5bf1307
--- /dev/null
+++ b/config/spring.rb
@@ -0,0 +1,6 @@
+Spring.watch(
+  ".ruby-version",
+  ".rbenv-vars",
+  "tmp/restart.txt",
+  "tmp/caching-dev.txt"
+)
diff --git a/config/storage.yml b/config/storage.yml
new file mode 100644
index 000000000..d32f76e8f
--- /dev/null
+++ b/config/storage.yml
@@ -0,0 +1,34 @@
+test:
+  service: Disk
+  root: <%= Rails.root.join("tmp/storage") %>
+
+local:
+  service: Disk
+  root: <%= Rails.root.join("storage") %>
+
+# Use rails credentials:edit to set the AWS secrets (as aws:access_key_id|secret_access_key)
+# amazon:
+#   service: S3
+#   access_key_id: <%= Rails.application.credentials.dig(:aws, :access_key_id) %>
+#   secret_access_key: <%= Rails.application.credentials.dig(:aws, :secret_access_key) %>
+#   region: us-east-1
+#   bucket: your_own_bucket
+
+# Remember not to checkin your GCS keyfile to a repository
+# google:
+#   service: GCS
+#   project: your_project
+#   credentials: <%= Rails.root.join("path/to/gcs.keyfile") %>
+#   bucket: your_own_bucket
+
+# Use rails credentials:edit to set the Azure Storage secret (as azure_storage:storage_access_key)
+# microsoft:
+#   service: AzureStorage
+#   storage_account_name: your_account_name
+#   storage_access_key: <%= Rails.application.credentials.dig(:azure_storage, :storage_access_key) %>
+#   container: your_container_name
+
+# mirror:
+#   service: Mirror
+#   primary: local
+#   mirrors: [ amazon, google, microsoft ]
diff --git a/db/migrate/20200526232405_create_videos.rb b/db/migrate/20200526232405_create_videos.rb
new file mode 100644
index 000000000..c9e399123
--- /dev/null
+++ b/db/migrate/20200526232405_create_videos.rb
@@ -0,0 +1,8 @@
+class CreateVideos < ActiveRecord::Migration[6.0]
+  def change
+    create_table :videos do |t|
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20200526232416_create_customers.rb b/db/migrate/20200526232416_create_customers.rb
new file mode 100644
index 000000000..3374e6e69
--- /dev/null
+++ b/db/migrate/20200526232416_create_customers.rb
@@ -0,0 +1,8 @@
+class CreateCustomers < ActiveRecord::Migration[6.0]
+  def change
+    create_table :customers do |t|
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20200526233103_create_rentals.rb b/db/migrate/20200526233103_create_rentals.rb
new file mode 100644
index 000000000..85f45ae24
--- /dev/null
+++ b/db/migrate/20200526233103_create_rentals.rb
@@ -0,0 +1,8 @@
+class CreateRentals < ActiveRecord::Migration[6.0]
+  def change
+    create_table :rentals do |t|
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20200526233325_add_attributes_to_videos.rb b/db/migrate/20200526233325_add_attributes_to_videos.rb
new file mode 100644
index 000000000..0cb6c2425
--- /dev/null
+++ b/db/migrate/20200526233325_add_attributes_to_videos.rb
@@ -0,0 +1,9 @@
+class AddAttributesToVideos < ActiveRecord::Migration[6.0]
+  def change
+    add_column :videos, :title, :string
+    add_column :videos, :overview, :string
+    add_column :videos, :release_date, :date
+    add_column :videos, :total_inventory, :integer
+    add_column :videos, :available_inventory, :integer
+  end
+end
diff --git a/db/migrate/20200526233543_add_attributes_to_customers.rb b/db/migrate/20200526233543_add_attributes_to_customers.rb
new file mode 100644
index 000000000..8dd7db493
--- /dev/null
+++ b/db/migrate/20200526233543_add_attributes_to_customers.rb
@@ -0,0 +1,11 @@
+class AddAttributesToCustomers < ActiveRecord::Migration[6.0]
+  def change
+    add_column :customers, :name, :string
+    add_column :customers, :registered_at, :date
+    add_column :customers, :address, :string
+    add_column :customers, :city, :string
+    add_column :customers, :state, :string
+    add_column :customers, :postal_code, :string
+    add_column :customers, :phone, :string
+  end
+end
diff --git a/db/migrate/20200526234657_add_videos_checked_out_count_to_customers.rb b/db/migrate/20200526234657_add_videos_checked_out_count_to_customers.rb
new file mode 100644
index 000000000..7975b96ef
--- /dev/null
+++ b/db/migrate/20200526234657_add_videos_checked_out_count_to_customers.rb
@@ -0,0 +1,5 @@
+class AddVideosCheckedOutCountToCustomers < ActiveRecord::Migration[6.0]
+  def change
+    add_column :customers, :videos_checked_out_count, :integer
+  end
+end
diff --git a/db/migrate/20200527201503_relate_rentals_to_videos_and_customers.rb b/db/migrate/20200527201503_relate_rentals_to_videos_and_customers.rb
new file mode 100644
index 000000000..856d40d31
--- /dev/null
+++ b/db/migrate/20200527201503_relate_rentals_to_videos_and_customers.rb
@@ -0,0 +1,6 @@
+class RelateRentalsToVideosAndCustomers < ActiveRecord::Migration[6.0]
+  def change
+    add_reference(:rentals, :customer, foreign_key: true)
+    add_reference(:rentals, :video, foreign_key: true)
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
new file mode 100644
index 000000000..970125b0a
--- /dev/null
+++ b/db/schema.rb
@@ -0,0 +1,52 @@
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# This file is the source Rails uses to define your schema when running `rails
+# db:schema:load`. When creating a new database, `rails db:schema:load` tends to
+# be faster and is potentially less error prone than running all of your
+# migrations from scratch. Old migrations may fail to apply correctly if those
+# migrations use external dependencies or application code.
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 2020_05_27_201503) do
+
+  # These are extensions that must be enabled in order to support this database
+  enable_extension "plpgsql"
+
+  create_table "customers", force: :cascade do |t|
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.string "name"
+    t.date "registered_at"
+    t.string "address"
+    t.string "city"
+    t.string "state"
+    t.string "postal_code"
+    t.string "phone"
+    t.integer "videos_checked_out_count"
+  end
+
+  create_table "rentals", force: :cascade do |t|
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.bigint "customer_id"
+    t.bigint "video_id"
+    t.index ["customer_id"], name: "index_rentals_on_customer_id"
+    t.index ["video_id"], name: "index_rentals_on_video_id"
+  end
+
+  create_table "videos", force: :cascade do |t|
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.string "title"
+    t.string "overview"
+    t.date "release_date"
+    t.integer "total_inventory"
+    t.integer "available_inventory"
+  end
+
+  add_foreign_key "rentals", "customers"
+  add_foreign_key "rentals", "videos"
+end
diff --git a/lib/tasks/.keep b/lib/tasks/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/log/.keep b/log/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/public/robots.txt b/public/robots.txt
new file mode 100644
index 000000000..c19f78ab6
--- /dev/null
+++ b/public/robots.txt
@@ -0,0 +1 @@
+# See https://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file
diff --git a/storage/.keep b/storage/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/channels/application_cable/connection_test.rb b/test/channels/application_cable/connection_test.rb
new file mode 100644
index 000000000..800405f15
--- /dev/null
+++ b/test/channels/application_cable/connection_test.rb
@@ -0,0 +1,11 @@
+require "test_helper"
+
+class ApplicationCable::ConnectionTest < ActionCable::Connection::TestCase
+  # test "connects with cookies" do
+  #   cookies.signed[:user_id] = 42
+  #
+  #   connect
+  #
+  #   assert_equal connection.user_id, "42"
+  # end
+end
diff --git a/test/controllers/.keep b/test/controllers/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/controllers/customers_controller_test.rb b/test/controllers/customers_controller_test.rb
new file mode 100644
index 000000000..5db74e812
--- /dev/null
+++ b/test/controllers/customers_controller_test.rb
@@ -0,0 +1,51 @@
+require "test_helper"
+
+describe CustomersController do
+
+  REQUIRED_CUSTOMER_FIELDS = ["id", "name", "registered_at", "postal_code", "phone", "videos_checked_out_count"].sort
+
+  # helper method
+  def check_response(expected_type:, expected_status: :success)
+    must_respond_with expected_status
+    expect(response.header['Content-Type']).must_include 'json'
+
+    body = JSON.parse(response.body)
+    expect(body).must_be_kind_of expected_type
+    return body
+  end
+
+  describe "index" do
+    it "responds with JSON and success" do
+      # Act 
+      get customers_path
+      
+      # Assert
+      check_response(expected_type: Array)
+    end
+
+    it "responds with an array of customer hashes" do
+      # Act 
+      get customers_path
+
+      # Assert
+      body = check_response(expected_type: Array)
+
+      body.each do |customer|
+        expect(customer).must_be_instance_of Hash
+        expect(customer.keys.sort).must_equal REQUIRED_CUSTOMER_FIELDS
+      end
+    end
+    
+    it "will respond with an empty array when there are no customers" do
+      # Arrange
+      Customer.destroy_all
+
+      # Act
+      get customers_path
+      
+      # Assert
+      body = check_response(expected_type: Array)
+      expect(body).must_equal []
+    end 
+  end
+end
diff --git a/test/controllers/rentals_controller_test.rb b/test/controllers/rentals_controller_test.rb
new file mode 100644
index 000000000..77993a35c
--- /dev/null
+++ b/test/controllers/rentals_controller_test.rb
@@ -0,0 +1,168 @@
+require "test_helper"
+
+describe RentalsController do
+  before do 
+    @customer = customers(:shelley)
+    @video = videos(:joker)
+  end 
+
+  let(:rental) {
+    {
+      customer_id: @customer.id,
+      video_id: @video.id
+    }
+  }
+
+  let(:invalid_rental) {
+    {
+      customer_id: @customer.id,
+      video_id: videos(:avatar).id # Avatar has 0 available videos (see videos.yml)
+    }
+  }
+
+  # helper method
+  def check_response(expected_type:, expected_status: :success)
+    must_respond_with expected_status
+    expect(response.header['Content-Type']).must_include 'json'
+    
+    body = JSON.parse(response.body)
+    expect(body).must_be_kind_of expected_type
+    return body
+  end
+
+  describe "checkout" do 
+    # Success Cases
+    it "returns 200 status for request with valid params" do 
+      # Act
+      post checkout_path, params: rental
+
+      # Assert
+      check_response(expected_type: Hash, expected_status: :ok)
+    end 
+
+    it "creates rental object for a request with valid params" do 
+      # Act - Assert
+      expect{post checkout_path, params: rental}.must_differ "Rental.count", 1
+    end  
+
+    it "increase the customer's videos_checked_out_count by one" do 
+      # Act
+      post checkout_path, params: rental
+      @customer.reload
+
+      # Assert 
+      expect(@customer.videos_checked_out_count).must_equal 2
+    end 
+
+    it "decrease the video's available_inventory by one" do 
+      # Act
+      post checkout_path, params: rental
+      @video.reload
+      
+      # Assert 
+      expect(@video.available_inventory).must_equal 3
+    end 
+
+    it "creates a due date that is the seven days from the current date." do 
+      # Act
+      post checkout_path, params: rental
+
+      # Assert
+      body = check_response(expected_type: Hash, expected_status: :ok)
+
+      expect(body["due_date"]).must_equal (Date.today + 7).strftime("%Y-%m-%d")
+    end 
+
+    # Error Cases 
+    it "should return back detailed errors and a status 404: Not Found if the customer does not exist" do 
+      # Arrange
+      invalid_customer_id = -1
+      invalid_data = {customer_id: invalid_customer_id, video_id: @video.id}
+
+      # Act
+      post checkout_path, params: invalid_data
+
+     # Assert 
+      body = check_response(expected_type: Hash, expected_status: :not_found)
+      expect(body["errors"]).must_include "Not Found"
+    end 
+
+    it "should return back detailed errors and a status 404: Not Found if the video does not exist" do 
+      # Arrange
+      invalid_video_id = -1
+      invalid_data = {customer_id: @customer.id, video_id: invalid_video_id}
+
+      # Act 
+      post checkout_path, params: invalid_data
+
+      # Assert
+      body = check_response(expected_type: Hash, expected_status: :not_found)
+      expect(body["errors"]).must_include "Not Found"
+    end 
+
+    it "should return back detailed errors and a status 400: Bad Request if the video does not have any available inventory before check out" do 
+      # Act
+      post checkout_path, params: invalid_rental
+
+      # Assert
+      body = check_response(expected_type: Hash, expected_status: :bad_request)
+      expect(body["errors"]).must_include "Video currently not available"
+    end 
+  end 
+
+  describe "checkin" do 
+    # Success Cases 
+    it "returns 200 status for request with valid params" do 
+      # Act
+      post checkin_path, params: rental
+
+      # Assert
+      check_response(expected_type: Hash, expected_status: :ok)
+    end 
+
+    it "decreases the customer's videos_checked_out_count by one" do 
+      # Act
+      post checkin_path, params: rental
+      @customer.reload
+
+      # Assert 
+      expect(@customer.videos_checked_out_count).must_equal 0
+    end 
+
+    it "increases the video's available_inventory by one" do 
+      # Act
+      post checkin_path, params: rental
+      @video.reload
+      
+      # Assert 
+      expect(@video.available_inventory).must_equal 5
+    end 
+
+    # Error Cases
+    it "should return back detailed errors and a status 404: Not Found if the customer does not exist" do 
+      # Arrange
+      invalid_customer_id = -1
+      invalid_data = {customer_id: invalid_customer_id, video_id: @video.id}
+
+      # Act
+      post checkin_path, params: invalid_data
+
+     # Assert 
+      body = check_response(expected_type: Hash, expected_status: :not_found)
+      expect(body["errors"]).must_include "Not Found"
+    end 
+
+    it "should return back detailed errors and a status 404: Not Found if the video does not exist" do 
+      # Arrange
+      invalid_video_id = -1
+      invalid_data = {customer_id: @customer.id, video_id: invalid_video_id}
+
+      # Act 
+      post checkin_path, params: invalid_data
+
+      # Assert
+      body = check_response(expected_type: Hash, expected_status: :not_found)
+      expect(body["errors"]).must_include "Not Found"
+    end 
+  end 
+end
diff --git a/test/controllers/videos_controller_test.rb b/test/controllers/videos_controller_test.rb
new file mode 100644
index 000000000..d51ec5676
--- /dev/null
+++ b/test/controllers/videos_controller_test.rb
@@ -0,0 +1,124 @@
+require "test_helper"
+
+describe VideosController do
+
+  REQUIRED_INDEX_VIDEO_FIELDS = ["id", "title", "release_date", "available_inventory"].sort
+  REQUIRED_SHOW_VIDEO_FIELDS = ["title", "overview", "release_date", "total_inventory", "available_inventory"].sort
+
+  # helper method
+  def check_response(expected_type:, expected_status: :success)
+    must_respond_with expected_status
+    expect(response.header['Content-Type']).must_include 'json'
+
+    body = JSON.parse(response.body)
+    expect(body).must_be_kind_of expected_type
+    return body
+  end
+
+  describe "index" do
+    it "responds with JSON and success" do
+      # Act 
+      get videos_path
+      
+      # Assert
+      check_response(expected_type: Array)
+    end
+
+    it "responds with an array of video hashes" do
+      # Act 
+      get videos_path
+
+      # Assert
+      body = check_response(expected_type: Array)
+
+      body.each do |customer|
+        expect(customer).must_be_instance_of Hash
+        expect(customer.keys.sort).must_equal REQUIRED_INDEX_VIDEO_FIELDS
+      end
+    end
+    
+    it "will respond with an empty array when there are no Videos" do
+      # Arrange
+      Video.destroy_all
+
+      # Act
+      get videos_path
+
+      # Assert
+      body = check_response(expected_type: Array)
+      expect(body).must_equal []
+    end 
+  end
+
+  describe "show" do
+    it "responds with JSON, success, and specific video data when looking for one existing video" do
+      # Arrange
+      existing_video = videos(:joker) # see videos.yml
+
+      # Act
+      get video_path(existing_video.id)
+      
+      # Assert
+      body = check_response(expected_type: Hash)
+      expect(body.keys.sort).must_equal REQUIRED_SHOW_VIDEO_FIELDS
+      expect(body["title"]).must_equal existing_video.title
+      expect(body["overview"]).must_equal existing_video.overview
+      expect(body["release_date"]).must_equal existing_video.release_date.strftime("%Y-%m-%d")
+      expect(body["total_inventory"]).must_equal existing_video.total_inventory
+      expect(body["available_inventory"]).must_equal existing_video.available_inventory
+    end
+  
+    it "responds with not found error when looking for non-existent video" do
+      get video_path(-1)
+
+      body = check_response(expected_type: Hash, expected_status: :not_found)
+      expect(body["errors"]).must_include "Not Found"
+    end
+  end
+
+  describe "create" do 
+    let (:valid_video){
+      {
+        title: "A New Hope",
+        overview: "cool movie",
+        release_date: Date.today,
+        total_inventory: 5,
+        available_inventory: 1
+      }
+    }
+
+    let (:invalid_video){
+      {
+        title: nil,
+        overview: nil,
+        release_date: nil,
+        total_inventory: nil,
+        available_inventory: nil
+      }
+    }
+  
+    it "can create a new video that includes all valid data" do 
+      expect {
+        post videos_path, params: valid_video
+      }.must_differ "Video.count", 1
+
+      check_response(expected_type: Hash, expected_status: :created)
+    end 
+
+    it "will respond with a bad request error and error message per each invalid field of an invalid video" do 
+      expect {
+        # Act
+        post videos_path, params: invalid_video
+
+      # Assert
+      }.wont_change "Video.count"
+    
+      body = check_response(expected_type: Hash, expected_status: :bad_request)
+      expect(body["errors"].keys).must_include "title"
+      expect(body["errors"].keys).must_include "overview"
+      expect(body["errors"].keys).must_include "release_date"
+      expect(body["errors"].keys).must_include "total_inventory"
+      expect(body["errors"].keys).must_include "available_inventory"
+    end
+  end 
+end
diff --git a/test/fixtures/.keep b/test/fixtures/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/fixtures/customers.yml b/test/fixtures/customers.yml
new file mode 100644
index 000000000..888d55cab
--- /dev/null
+++ b/test/fixtures/customers.yml
@@ -0,0 +1,18 @@
+shelley:
+  name: Shelley Rocha
+  registered_at: Wed, 29 Apr 2015 07:54:14 -0700
+  address: Ap 292-5216 Ipsum Rd.
+  city: Hillsboro
+  state: OR
+  postal_code: 24309
+  phone: (322) 510-8695
+  videos_checked_out_count: 1
+curran:
+  name: Curran Stout
+  registered_at: Wed, 16 Apr 2014 21:40:20 -0700
+  address: Ap 658-1540 Erat Rd.
+  city: San Francisco
+  state: California
+  postal_code: 94267
+  phone: (908) 949-6758
+  videos_checked_out_count: 1
\ No newline at end of file
diff --git a/test/fixtures/files/.keep b/test/fixtures/files/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/fixtures/videos.yml b/test/fixtures/videos.yml
new file mode 100644
index 000000000..5b11b9d8e
--- /dev/null
+++ b/test/fixtures/videos.yml
@@ -0,0 +1,18 @@
+joker: 
+  title: Joker
+  overview: A sad movie about a clown
+  release_date: 2019-10-04
+  total_inventory: 5
+  available_inventory: 4
+titanic: 
+  title: Titanic
+  overview: A sad movie about a boat
+  release_date: 1997-12-19
+  total_inventory: 5
+  available_inventory: 5
+avatar: 
+  title: Avatar
+  overview: A sad movie about aliens
+  release_date: 1997-12-19
+  total_inventory: 5
+  available_inventory: 0
\ No newline at end of file
diff --git a/test/integration/.keep b/test/integration/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/mailers/.keep b/test/mailers/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/models/.keep b/test/models/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/test/models/customer_test.rb b/test/models/customer_test.rb
new file mode 100644
index 000000000..c5965c821
--- /dev/null
+++ b/test/models/customer_test.rb
@@ -0,0 +1,37 @@
+require "test_helper"
+
+describe Customer do
+  describe "validations" do 
+    it "is valid when name is present" do 
+      # Act
+      result = customers(:shelley).valid?
+
+      # Assert
+      expect(result).must_equal true
+    end 
+
+    it "is not valid when name is absent" do 
+    # Arrange
+    invalid_customer = Customer.new(name: nil)
+
+    # Act
+    result = invalid_customer.valid?
+  
+    # Assert
+    expect(result).must_equal false
+    expect(invalid_customer.errors.messages).must_include :name
+    end 
+
+    it "is not valid when phone number is absent" do 
+      # Arrange
+      invalid_customer = Customer.new(name: "Tom", phone: nil)
+
+      # Act
+      result = invalid_customer.valid?
+    
+      # Assert
+      expect(result).must_equal false
+      expect(invalid_customer.errors.messages).must_include :phone
+    end 
+  end
+end
diff --git a/test/models/rental_test.rb b/test/models/rental_test.rb
new file mode 100644
index 000000000..826db1e39
--- /dev/null
+++ b/test/models/rental_test.rb
@@ -0,0 +1,42 @@
+require "test_helper"
+
+describe Rental do
+  describe 'validations' do
+    it "can be created with a valid customer id and valid video id" do
+      # Arrange 
+      shelley = customers(:shelley)
+      joker = videos(:joker)
+      rental = Rental.create(customer_id: shelley.id, video_id: joker.id)
+
+      # Act
+      result = rental.valid?
+
+      # Assert 
+      expect(result).must_equal true
+    end 
+
+    it "cannot be created with an invalid customer id" do
+      # Arrange 
+      joker = videos(:joker)
+      rental = Rental.create(customer_id: -1, video_id: joker.id)
+
+      # Act
+      result = rental.valid?
+
+      # Assert 
+      expect(result).must_equal false
+    end
+
+    it "cannot be created with an invalid video id" do
+      # Arrange 
+      shelley = customers(:shelley)
+      rental = Rental.create(customer_id: shelley.id, video_id: -1)
+
+      # Act
+      result = rental.valid?
+
+      # Assert 
+      expect(result).must_equal false
+    end
+  end
+end
diff --git a/test/models/video_test.rb b/test/models/video_test.rb
new file mode 100644
index 000000000..f18869767
--- /dev/null
+++ b/test/models/video_test.rb
@@ -0,0 +1,29 @@
+require "test_helper"
+
+describe Video do
+  describe "validations" do 
+    it "is valid when all fields are present" do 
+      # Act
+      result = videos(:joker).valid?
+
+      # Assert
+      expect(result).must_equal true
+    end 
+
+    it "is not valid when any field is absent" do 
+      # Arrange
+      invalid_video = Video.new()
+
+      # Act
+      result = invalid_video.valid?
+
+      # Assert
+      expect(result).must_equal false
+      expect(invalid_video.errors.messages).must_include :title
+      expect(invalid_video.errors.messages).must_include :overview
+      expect(invalid_video.errors.messages).must_include :release_date
+      expect(invalid_video.errors.messages).must_include :total_inventory
+      expect(invalid_video.errors.messages).must_include :available_inventory
+    end 
+  end
+end
diff --git a/test/test_helper.rb b/test/test_helper.rb
new file mode 100644
index 000000000..b19af0d5b
--- /dev/null
+++ b/test/test_helper.rb
@@ -0,0 +1,21 @@
+ENV['RAILS_ENV'] ||= 'test'
+require_relative '../config/environment'
+require 'rails/test_help'
+require "minitest/rails"
+require "minitest/reporters"  # for Colorized output
+#  For colorful output!
+Minitest::Reporters.use!(
+  Minitest::Reporters::SpecReporter.new,
+  ENV,
+  Minitest.backtrace_filter
+)
+
+class ActiveSupport::TestCase
+  # Run tests in parallel with specified workers
+  # parallelize(workers: :number_of_processors) # causes out of order output.
+
+  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
+  fixtures :all
+
+  # Add more helper methods to be used by all tests here...
+end
diff --git a/tmp/.keep b/tmp/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/tmp/pids/.keep b/tmp/pids/.keep
new file mode 100644
index 000000000..e69de29bb
diff --git a/vendor/.keep b/vendor/.keep
new file mode 100644
index 000000000..e69de29bb