diff --git a/.circleci/config.yml b/.circleci/config.yml
index a431245..12bb10e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,7 +1,7 @@
 version: 2.1
 
 orbs:
-  # Always take the latest version of the Orb, this allows us to
+  # Always take the latest version of the orb, this allows us to
   # run specs against Solidus supported versions only without the need
   # to change this configuration every time a Solidus version is released
   # or goes EOL.
diff --git a/.gem_release.yml b/.gem_release.yml
new file mode 100644
index 0000000..92b2a12
--- /dev/null
+++ b/.gem_release.yml
@@ -0,0 +1,5 @@
+bump:
+  recurse: false
+  file: 'lib/solidus_static_content/version.rb'
+  message: Bump SolidusStaticContent to %{version}
+  branch: true
diff --git a/.github/stale.yml b/.github/stale.yml
new file mode 100644
index 0000000..d9f6563
--- /dev/null
+++ b/.github/stale.yml
@@ -0,0 +1,17 @@
+# Number of days of inactivity before an issue becomes stale
+daysUntilStale: 60
+# Number of days of inactivity before a stale issue is closed
+daysUntilClose: 7
+# Issues with these labels will never be considered stale
+exemptLabels:
+  - pinned
+  - security
+# Label to use when marking an issue as stale
+staleLabel: wontfix
+# Comment to post when marking an issue as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when closing a stale issue. Set to `false` to disable
+closeComment: false
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index b2ec583..bcd4aea 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,16 @@
+*.gem
+\#*
+*~
+.#*
 .DS_Store
-nbproject
-**.gem
+.idea
+.project
+.sass-cache
+coverage
 Gemfile.lock
-spec/dummy/
-.rvmrc
 tmp
-coverage
-.bundle
+nbproject
+pkg
+*.swp
+spec/dummy
+spec/examples.txt
diff --git a/.rspec b/.rspec
index 84d5793..5052887 100644
--- a/.rspec
+++ b/.rspec
@@ -1,3 +1 @@
---colour
---format
-progress
+--color
\ No newline at end of file
diff --git a/.rubocop.yml b/.rubocop.yml
new file mode 100644
index 0000000..b0893d3
--- /dev/null
+++ b/.rubocop.yml
@@ -0,0 +1,14 @@
+require:
+  - solidus_dev_support/rubocop
+
+inherit_gem:
+  solidus_dev_support: .rubocop.yml
+
+AllCops:
+  Exclude:
+    - spec/dummy/**/*
+    - vendor/**/*
+
+Rails/SkipsModelValidations:
+  Exclude:
+    - db/migrate/**/*
diff --git a/Gemfile b/Gemfile
index ac23bbc..28e8aa9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,26 @@
-source 'https://rubygems.org/'
+# frozen_string_literal: true
 
-gemspec
+source 'https://rubygems.org'
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 branch = ENV.fetch('SOLIDUS_BRANCH', 'master')
 gem 'solidus', github: 'solidusio/solidus', branch: branch
 
-gem "rails-controller-testing", group: :test
+# Needed to help Bundler figure out how to resolve dependencies,
+# otherwise it takes forever to resolve them.
+# See https://github.com/bundler/bundler/issues/6677
+gem 'rails', '>0.a'
+
+# Provides basic authentication functionality for testing parts of your engine
+gem 'solidus_auth_devise'
+
+case ENV['DB']
+when 'mysql'
+  gem 'mysql2'
+when 'postgresql'
+  gem 'pg'
+else
+  gem 'sqlite3'
+end
+
+gemspec
diff --git a/LICENSE.txt b/LICENSE
similarity index 100%
rename from LICENSE.txt
rename to LICENSE
diff --git a/Rakefile b/Rakefile
index 61615f4..c08aa46 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,29 +1,6 @@
-require 'rake/clean'
-require 'bundler/gem_tasks'
-require 'rspec/core/rake_task'
-require 'spree/testing_support/extension_rake'
+# frozen_string_literal: true
 
-test_app_path = 'spec/dummy'
+require 'solidus_dev_support/rake_tasks'
+SolidusDevSupport::RakeTasks.install
 
-CLOBBER.include test_app_path
-
-desc 'Generates a dummy app for testing'
-directory test_app_path do
-  ENV['LIB_NAME'] = 'solidus_static_content'
-  Rake::Task['extension:test_app'].invoke
-
-  # We need to go back to the gem root since extension:test_app changes
-  # the working directory to be the dummy app.
-  cd __dir__
-end
-
-RSpec::Core::RakeTask.new(:specs, [] => FileList[test_app_path]) do |t|
-  # Ref: https://circleci.com/docs/2.0/configuration-reference/#store_test_results
-  if ENV['TEST_RESULTS_PATH']
-    t.rspec_opts =
-      "--format progress " \
-      "--format RspecJunitFormatter  --out #{ENV['TEST_RESULTS_PATH']}"
-  end
-end
-
-task :default => :specs
+task default: 'extension:specs'
diff --git a/bin/console b/bin/console
index 91ee17d..5965307 100755
--- a/bin/console
+++ b/bin/console
@@ -1,11 +1,13 @@
 #!/usr/bin/env ruby
 
+# frozen_string_literal: true
+
 require "bundler/setup"
 require "solidus_static_content"
 
 # You can add fixtures and/or initialization code here to make experimenting
 # with your gem easier. You can also use a different console, if you like.
-$LOAD_PATH.unshift *Dir["#{__dir__}/../app/*"]
+$LOAD_PATH.unshift(*Dir["#{__dir__}/../app/*"])
 
 # (If you use this, don't forget to add pry to your Gemfile!)
 # require "pry"
diff --git a/bin/rails b/bin/rails
index 1334f1f..c535fd2 100755
--- a/bin/rails
+++ b/bin/rails
@@ -1,11 +1,15 @@
 #!/usr/bin/env ruby
 
-unless File.exist? 'spec/dummy/bin/rails'
-  system "bin/rake", "spec/dummy" or begin
+# frozen_string_literal: true
+
+app_root = 'spec/dummy'
+
+unless File.exist? "#{app_root}/bin/rails"
+  system "bin/rake", app_root or begin # rubocop:disable Style/AndOr
     warn "Automatic creation of the dummy app failed"
     exit 1
   end
 end
 
-Dir.chdir 'spec/dummy'
+Dir.chdir app_root
 exec 'bin/rails', *ARGV
diff --git a/bin/setup b/bin/setup
index e97c371..c3563af 100755
--- a/bin/setup
+++ b/bin/setup
@@ -5,6 +5,4 @@ set -vx
 
 gem install bundler --conservative
 bundle update
-bin/rake clobber
-bin/rake spec/dummy
-bin/rails railties:install:migrations db:migrate db:seed
+bundle exec rake extension:test_app
diff --git a/config/routes.rb b/config/routes.rb
index 1940f1e..45dd40a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Spree::Core::Engine.routes.draw do
   namespace :admin do
     resources :pages do
diff --git a/lib/generators/solidus_static_content/install/install_generator.rb b/lib/generators/solidus_static_content/install/install_generator.rb
index 39ca944..d05ed9b 100644
--- a/lib/generators/solidus_static_content/install/install_generator.rb
+++ b/lib/generators/solidus_static_content/install/install_generator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module SolidusStaticContent
   module Generators
     class InstallGenerator < Rails::Generators::Base
@@ -12,11 +14,11 @@ def add_migrations
       end
 
       def run_migrations
-        run_migrations = options[:auto_run_migrations] || ['', 'y', 'Y'].include?(ask 'Would you like to run the migrations now? [Y/n]')
+        run_migrations = options[:auto_run_migrations] || ['', 'y', 'Y'].include?(ask('Would you like to run the migrations now? [Y/n]'))
         if run_migrations
           run 'bundle exec rake db:migrate'
         else
-          puts 'Skipping rake db:migrate, don\'t forget to run it!'
+          puts 'Skipping rake db:migrate, don\'t forget to run it!' # rubocop:disable Rails/Output
         end
       end
     end
diff --git a/lib/spree_static_content/factories.rb b/lib/solidus_static_content/factories.rb
similarity index 100%
rename from lib/spree_static_content/factories.rb
rename to lib/solidus_static_content/factories.rb
diff --git a/lib/solidus_static_content/version.rb b/lib/solidus_static_content/version.rb
index 8935b8f..9713559 100644
--- a/lib/solidus_static_content/version.rb
+++ b/lib/solidus_static_content/version.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module SolidusStaticContent
   VERSION = '1.0.0'
 end
diff --git a/solidus_static_content.gemspec b/solidus_static_content.gemspec
index 6f570e0..a2cc724 100644
--- a/solidus_static_content.gemspec
+++ b/solidus_static_content.gemspec
@@ -1,55 +1,37 @@
+# frozen_string_literal: true
 
-lib = File.expand_path("../lib", __FILE__)
-$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+$:.push File.expand_path('lib', __dir__)
 require 'solidus_static_content/version'
 
-Gem::Specification.new do |spec|
-  spec.name          = "solidus_static_content"
-  spec.version       = SolidusStaticContent::VERSION
-  spec.authors       = ["Peter Berkenbosch", "Roman Smirnov"]
-  spec.email         = "peter@pero-ict.nl"
-
-  spec.summary       = %q{Extension to manage the static pages for your Solidus store.}
-  spec.description   = %q{Manage the static pages of your Solidus store or replace existing pages with a static version}
-  spec.homepage      = "https://github.com/solidusio-contrib/solidus_static_content#readme"
-  spec.license       = "BSD-3"
-
-  if spec.respond_to?(:metadata)
-    spec.metadata["homepage_uri"] = spec.homepage
-    spec.metadata["source_code_uri"] = spec.homepage
-    spec.metadata["changelog_uri"] = "https://github.com/solidusio-contrib/solidus_static_content/releases"
+Gem::Specification.new do |s|
+  s.name = 'solidus_static_content'
+  s.version = SolidusStaticContent::VERSION
+  s.summary       = %q{Extension to manage the static pages for your Solidus store.}
+  s.description   = %q{Manage the static pages of your Solidus store or replace existing pages with a static version}
+  s.license = 'BSD-3-Clause'
+
+  s.author = ["Peter Berkenbosch", "Roman Smirnov"]
+  s.email = 'peter@pero-ict.nl'
+  s.homepage = 'https://github.com/solidusio-contrib/solidus_static_content#readme'
+
+  if s.respond_to?(:metadata)
+    s.metadata["homepage_uri"] = s.homepage if s.homepage
+    s.metadata["source_code_uri"] = s.homepage if s.homepage
+    s.metadata["changelog_uri"] = 'https://github.com/solidusio-contrib/solidus_static_content/releases'
   end
 
-  # Specify which files should be added to the gem when it is released.
-  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
-  spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
+  s.required_ruby_version = '~> 2.4'
+
+  s.files = Dir.chdir(File.expand_path(__dir__)) do
     `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   end
-  spec.bindir        = "exe"
-  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
-  spec.require_paths = ["lib"]
-
-  spec.add_dependency 'solidus', ['>= 2.3', '< 3']
-  spec.add_dependency 'solidus_support'
-  spec.add_dependency 'deface', '~> 1.0'
-
-  spec.add_development_dependency 'apparition'
-  spec.add_development_dependency 'capybara', '~> 3.12'
-  spec.add_development_dependency 'capybara-screenshot'
-  spec.add_development_dependency 'database_cleaner', '~> 1.5'
-  spec.add_development_dependency 'factory_bot', '~> 5.1'
-  spec.add_development_dependency 'ffaker'
-  spec.add_development_dependency 'mysql2', '~> 0.5.2'
-  spec.add_development_dependency 'pg', '~> 1.1'
-  spec.add_development_dependency 'poltergeist', '~> 1.10'
-  spec.add_development_dependency 'pry-rails'
-  spec.add_development_dependency 'puma'
-  spec.add_development_dependency 'rails-controller-testing'
-  spec.add_development_dependency 'rspec-rails', '~> 4.0.0.beta2'
-  spec.add_development_dependency 'rspec_junit_formatter'
-  spec.add_development_dependency 'selenium-webdriver'
-  spec.add_development_dependency 'simplecov', '~> 0.12'
-  spec.add_development_dependency 'solidus_auth_devise'
-  spec.add_development_dependency 'sprockets', '< 4'
-  spec.add_development_dependency 'sqlite3'
+  s.test_files = Dir['spec/**/*']
+  s.bindir = "exe"
+  s.executables = s.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  s.require_paths = ["lib"]
+
+  s.add_dependency 'solidus_core', ['>= 2.0.0', '< 3']
+  s.add_dependency 'solidus_support', '~> 0.4.0'
+
+  s.add_development_dependency 'solidus_dev_support'
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index b4cc946..fd4b47f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,21 +1,24 @@
 # frozen_string_literal: true
 
-ENV["RAILS_ENV"] = "test"
+# Configure Rails Environment
+ENV['RAILS_ENV'] = 'test'
 
-require File.expand_path("../dummy/config/environment.rb",  __FILE__)
+# Run Coverage report
+require 'solidus_dev_support/rspec/coverage'
 
-require "rspec/rails"
+require File.expand_path('dummy/config/environment.rb', __dir__)
 
-Dir[File.join(File.dirname(__FILE__), "/support/**/*.rb")].each { |file| require file }
+# Requires factories and other useful helpers defined in spree_core.
+require 'solidus_dev_support/rspec/feature_helper'
 
-require "factory_bot"
-require "spree_static_content/factories"
-require "spree/testing_support/controller_requests"
-require "solidus_support/extension/feature_helper"
+# Requires supporting ruby files with custom matchers and macros, etc,
+# in spec/support/ and its subdirectories.
+Dir[File.join(File.dirname(__FILE__), 'support/**/*.rb')].each { |f| require f }
+
+# Requires factories defined in lib/solidus_static_content/factories.rb
+require 'solidus_static_content/factories'
 
 RSpec.configure do |config|
-  config.include Spree::TestingSupport::ControllerRequests, type: :controller
+  config.infer_spec_type_from_file_location!
+  config.use_transactional_fixtures = false
 end
-
-# A fix for https://github.com/rspec/rspec-rails/issues/1897
-Capybara.server = :puma, { Silent: true }