diff --git a/.config.reek b/.config.reek
new file mode 100644
index 0000000..15b2ca1
--- /dev/null
+++ b/.config.reek
@@ -0,0 +1,56 @@
+IrresponsibleModule:
+  exclude:
+  - Room538::Application
+  - ApplicationCable::Channel
+  - ApplicationCable::Connection
+  - ApplicationHelper
+  - ApplicationJob
+UncommunicativeModuleName:
+  exclude:
+  - Room538
+
+"config/":
+  IrresponsibleModule:
+    enabled: false
+  NestedIterators:
+    enabled: false
+  UtilityFunction:
+    enabled: false
+
+"app/controllers":
+  IrresponsibleModule:
+    enabled: false
+  NestedIterators:
+    max_allowed_nesting: 2
+  UnusedPrivateMethod:
+    enabled: false
+  InstanceVariableAssumption:
+    enabled: false
+
+"app/helpers":
+  IrresponsibleModule:
+    enabled: false
+  UtilityFunction:
+    enabled: fals
+
+"db/migrate":
+  IrresponsibleModule:
+    enabled: false
+  TooManyStatements:
+    enabled: false
+  DuplicateMethodCall:
+    enabled: false
+  FeatureEnvy:
+    enabled: false
+  UncommunicativeVariableName:
+    enabled: false
+
+"spec/":
+  IrresponsibleModule:
+    enabled: false
+  UncommunicativeMethodName:
+    enabled: false
+  DuplicateMethodCall:
+    enabled: false
+  UtilityFunction:
+    enabled: false
diff --git a/.rubocop.yml b/.rubocop.yml
new file mode 100644
index 0000000..15b7aa7
--- /dev/null
+++ b/.rubocop.yml
@@ -0,0 +1,13 @@
+Rails:
+  Enabled: true
+
+Metrics/LineLength:
+  Max: 120
+
+Style/Documentation:
+  Exclude:
+    - 'spec/**/*'
+    - 'app/controllers/application_controller.rb'
+    - 'app/helpers/application_helper.rb'
+    - 'app/mailers/application_mailer.rb'
+    - 'app/models/application_record.rb'
diff --git a/Gemfile b/Gemfile
index 80bbf49..463c143 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,53 +1,31 @@
 source 'https://rubygems.org'
 
 git_source(:github) do |repo_name|
-  repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
+  repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?('/')
   "https://github.com/#{repo_name}.git"
 end
 
-
-# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '~> 5.0.1'
-# Use postgresql as the database for Active Record
+gem 'coffee-rails', '~> 4.2'
+gem 'jbuilder', '~> 2.5'
+gem 'jquery-rails'
 gem 'pg', '~> 0.18'
-# Use Puma as the app server
 gem 'puma', '~> 3.0'
-# Use SCSS for stylesheets
+gem 'rails', '~> 5.0.1'
 gem 'sass-rails', '~> 5.0'
-# Use Uglifier as compressor for JavaScript assets
-gem 'uglifier', '>= 1.3.0'
-# Use CoffeeScript for .coffee assets and views
-gem 'coffee-rails', '~> 4.2'
-# See https://github.com/rails/execjs#readme for more supported runtimes
-# gem 'therubyracer', platforms: :ruby
-
-# Use jquery as the JavaScript library
-gem 'jquery-rails'
-# Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
 gem 'turbolinks', '~> 5'
-# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
-gem 'jbuilder', '~> 2.5'
-# Use Redis adapter to run Action Cable in production
-# gem 'redis', '~> 3.0'
-# Use ActiveModel has_secure_password
-# gem 'bcrypt', '~> 3.1.7'
-
-# Use Capistrano for deployment
-# gem 'capistrano-rails', group: :development
+gem 'uglifier', '>= 1.3.0'
 
 group :development, :test do
-  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug', platform: :mri
 end
 
 group :development do
-  # Access an IRB console on exception pages or by using <%= console %> anywhere in the code.
-  gem 'web-console', '>= 3.3.0'
   gem 'listen', '~> 3.0.5'
-  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
+  gem 'reek', require: false
+  gem 'rubocop', require: false
   gem 'spring'
   gem 'spring-watcher-listen', '~> 2.0.0'
+  gem 'web-console', '>= 3.3.0'
 end
 
-# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
diff --git a/Gemfile.lock b/Gemfile.lock
index 13879c1..99f34e7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,8 +39,17 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (7.1.4)
+    ast (2.3.0)
+    axiom-types (0.1.1)
+      descendants_tracker (~> 0.0.4)
+      ice_nine (~> 0.11.0)
+      thread_safe (~> 0.3, >= 0.3.1)
     builder (3.2.3)
     byebug (9.0.6)
+    codeclimate-engine-rb (0.4.0)
+      virtus (~> 1.0)
+    coercible (1.0.0)
+      descendants_tracker (~> 0.0.1)
     coffee-rails (4.2.1)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0, < 5.2.x)
@@ -50,12 +59,16 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.4)
     debug_inspector (0.0.2)
+    descendants_tracker (0.0.4)
+      thread_safe (~> 0.3, >= 0.3.1)
+    equalizer (0.0.11)
     erubis (2.7.0)
     execjs (2.7.0)
     ffi (1.9.17)
     globalid (0.3.7)
       activesupport (>= 4.1.0)
     i18n (0.7.0)
+    ice_nine (0.11.2)
     jbuilder (2.6.1)
       activesupport (>= 3.0.0, < 5.1)
       multi_json (~> 1.2)
@@ -80,7 +93,10 @@ GEM
     nio4r (1.2.1)
     nokogiri (1.7.0.1)
       mini_portile2 (~> 2.1.0)
+    parser (2.3.3.1)
+      ast (~> 2.2)
     pg (0.19.0)
+    powerpack (0.1.1)
     puma (3.6.2)
     rack (2.0.1)
     rack-test (0.6.3)
@@ -108,10 +124,22 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    rainbow (2.2.1)
     rake (12.0.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)
+    reek (4.5.4)
+      codeclimate-engine-rb (~> 0.4.0)
+      parser (~> 2.3.1, >= 2.3.1.2)
+      rainbow (~> 2.0)
+    rubocop (0.47.1)
+      parser (>= 2.3.3.1, < 3.0)
+      powerpack (~> 0.1)
+      rainbow (>= 1.99.1, < 3.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.8.1)
     sass (3.4.23)
     sass-rails (5.0.6)
       railties (>= 4.0.0, < 6)
@@ -141,6 +169,12 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.0.4)
       execjs (>= 0.3.0, < 3)
+    unicode-display_width (1.1.3)
+    virtus (1.0.5)
+      axiom-types (~> 0.1)
+      coercible (~> 1.0)
+      descendants_tracker (~> 0.0, >= 0.0.3)
+      equalizer (~> 0.0, >= 0.0.9)
     web-console (3.4.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)
@@ -162,6 +196,8 @@ DEPENDENCIES
   pg (~> 0.18)
   puma (~> 3.0)
   rails (~> 5.0.1)
+  reek
+  rubocop
   sass-rails (~> 5.0)
   spring
   spring-watcher-listen (~> 2.0.0)
diff --git a/bin/spring b/bin/spring
index fb2ec2e..991bd4e 100755
--- a/bin/spring
+++ b/bin/spring
@@ -8,7 +8,7 @@ unless defined?(Spring)
   require 'bundler'
 
   lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
-  spring = lockfile.specs.detect { |spec| spec.name == "spring" }
+  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
diff --git a/config/application.rb b/config/application.rb
index 1277c00..a84a8b7 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -1,15 +1,15 @@
 require_relative 'boot'
 
-require "rails"
+require 'rails'
 # Pick the frameworks you want:
-require "active_model/railtie"
-require "active_job/railtie"
-require "active_record/railtie"
-require "action_controller/railtie"
-require "action_mailer/railtie"
-require "action_view/railtie"
-require "action_cable/engine"
-require "sprockets/railtie"
+require 'active_model/railtie'
+require 'active_job/railtie'
+require 'active_record/railtie'
+require 'action_controller/railtie'
+require 'action_mailer/railtie'
+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
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 6f71970..2d3d4f9 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -13,7 +13,7 @@
   config.consider_all_requests_local = true
 
   # Enable/disable caching. By default caching is disabled.
-  if Rails.root.join('tmp/caching-dev.txt').exist?
+  if Rails.root.join('tmp', 'caching-dev.txt').exist?
     config.action_controller.perform_caching = true
 
     config.cache_store = :memory_store
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 9fdd413..a90dd57 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -47,7 +47,7 @@
   config.log_level = :debug
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [ :request_id ]
+  config.log_tags = [:request_id]
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
@@ -75,7 +75,7 @@
   # require 'syslog/logger'
   # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
 
-  if ENV["RAILS_LOG_TO_STDOUT"].present?
+  if ENV['RAILS_LOG_TO_STDOUT'].present?
     logger           = ActiveSupport::Logger.new(STDOUT)
     logger.formatter = config.log_formatter
     config.logger = ActiveSupport::TaggedLogging.new(logger)
diff --git a/config/puma.rb b/config/puma.rb
index c7f311f..786af49 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -4,16 +4,16 @@
 # 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.
 #
-threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }.to_i
+threads_count = ENV.fetch('RAILS_MAX_THREADS') { 5 }.to_i
 threads threads_count, threads_count
 
 # Specifies the `port` that Puma will listen on to receive requests, default is 3000.
 #
-port        ENV.fetch("PORT") { 3000 }
+port        ENV.fetch('PORT') { 3000 }
 
 # Specifies the `environment` that Puma will run in.
 #
-environment ENV.fetch("RAILS_ENV") { "development" }
+environment ENV.fetch('RAILS_ENV') { 'development' }
 
 # Specifies the number of `workers` to boot in clustered mode.
 # Workers are forked webserver processes. If using threads and workers together
diff --git a/db/schema.rb b/db/schema.rb
index 2611543..ed41a18 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,8 +11,6 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 0) do
-
   # These are extensions that must be enabled in order to support this database
-  enable_extension "plpgsql"
-
+  enable_extension 'plpgsql'
 end