diff --git a/.rubocop.yml b/.rubocop.yml
new file mode 100644
index 000000000..f9d86d4a5
--- /dev/null
+++ b/.rubocop.yml
@@ -0,0 +1,8 @@
+# Omakase Ruby styling for Rails
+inherit_gem: { rubocop-rails-omakase: rubocop.yml }
+
+# Overwrite or add rules to create your own house style
+#
+# # Use `[a, [b, c]]` not `[ a, [ b, c ] ]`
+# Layout/SpaceInsideArrayLiteralBrackets:
+#   Enabled: false
diff --git a/Gemfile.lock b/Gemfile.lock
index 8acea3ff1..eb7acc956 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -175,7 +175,6 @@ GEM
     parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
-    pg (1.5.6)
     propshaft (0.9.0)
       actionpack (>= 7.0.0)
       activesupport (>= 7.0.0)
@@ -302,7 +301,6 @@ DEPENDENCIES
   bootsnap
   capybara
   importmap-rails
-  pg (~> 1.1)
   propshaft
   puma (>= 5.0)
   rails!
diff --git a/Rakefile b/Rakefile
index 9a5ea7383..e85f91391 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,6 +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"
+require_relative 'config/application'
 
 Rails.application.load_tasks
diff --git a/bin/bundle b/bin/bundle
index 50da5fdf9..d318828c2 100755
--- a/bin/bundle
+++ b/bin/bundle
@@ -8,7 +8,7 @@
 # this file is here to facilitate running it.
 #
 
-require "rubygems"
+require 'rubygems'
 
 m = Module.new do
   module_function
@@ -18,36 +18,36 @@ m = Module.new do
   end
 
   def env_var_version
-    ENV["BUNDLER_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`
+    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.match?(Gem::Version::ANCHORED_VERSION_PATTERN)
-        bundler_version = a
-      end
+      bundler_version = a if update_index && update_index.succ == i && a.match?(Gem::Version::ANCHORED_VERSION_PATTERN)
       next unless a =~ /\A--bundler(?:[= ](#{Gem::Version::VERSION_PATTERN}))?\z/
-      bundler_version = $1
+
+      bundler_version = Regexp.last_match(1)
       update_index = i
     end
     bundler_version
   end
 
   def gemfile
-    gemfile = ENV["BUNDLE_GEMFILE"]
+    gemfile = ENV['BUNDLE_GEMFILE']
     return gemfile if gemfile && !gemfile.empty?
 
-    File.expand_path("../Gemfile", __dir__)
+    File.expand_path('../Gemfile', __dir__)
   end
 
   def lockfile
     lockfile =
       case File.basename(gemfile)
-      when "gems.rb" then gemfile.sub(/\.rb$/, ".locked")
+      when 'gems.rb' then gemfile.sub(/\.rb$/, '.locked')
       else "#{gemfile}.lock"
       end
     File.expand_path(lockfile)
@@ -55,8 +55,10 @@ m = Module.new do
 
   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
 
@@ -76,20 +78,24 @@ m = Module.new do
   end
 
   def load_bundler!
-    ENV["BUNDLE_GEMFILE"] ||= gemfile
+    ENV['BUNDLE_GEMFILE'] ||= gemfile
 
     activate_bundler
   end
 
   def activate_bundler
     gem_error = activation_error_handling do
-      gem "bundler", bundler_requirement
+      gem 'bundler', bundler_requirement
     end
     return if gem_error.nil?
+
     require_error = activation_error_handling do
-      require "bundler/version"
+      require 'bundler/version'
     end
-    return if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION))
+    if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION))
+      return
+    end
+
     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
@@ -104,6 +110,4 @@ end
 
 m.load_bundler!
 
-if m.invoked_as_script?
-  load Gem.bin_path("bundler", "bundle")
-end
+load Gem.bin_path('bundler', 'bundle') if m.invoked_as_script?
diff --git a/bin/importmap b/bin/importmap
index 36502ab16..05b5f755f 100755
--- a/bin/importmap
+++ b/bin/importmap
@@ -1,4 +1,4 @@
 #!/usr/bin/env ruby
 
-require_relative "../config/application"
-require "importmap/commands"
+require_relative '../config/application'
+require 'importmap/commands'
diff --git a/bin/rails b/bin/rails
index efc037749..073966023 100755
--- a/bin/rails
+++ b/bin/rails
@@ -1,4 +1,4 @@
 #!/usr/bin/env ruby
-APP_PATH = File.expand_path("../config/application", __dir__)
-require_relative "../config/boot"
-require "rails/commands"
+APP_PATH = File.expand_path('../config/application', __dir__)
+require_relative '../config/boot'
+require 'rails/commands'
diff --git a/bin/rake b/bin/rake
index 4fbf10b96..17240489f 100755
--- a/bin/rake
+++ b/bin/rake
@@ -1,4 +1,4 @@
 #!/usr/bin/env ruby
-require_relative "../config/boot"
-require "rake"
+require_relative '../config/boot'
+require 'rake'
 Rake.application.run
diff --git a/bin/rubocop b/bin/rubocop
new file mode 100755
index 000000000..786dcf067
--- /dev/null
+++ b/bin/rubocop
@@ -0,0 +1,27 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+#
+# This file was generated by Bundler.
+#
+# The application 'rubocop' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+
+bundle_binstub = File.expand_path('bundle', __dir__)
+
+if File.file?(bundle_binstub)
+  if File.read(bundle_binstub, 300).include?('This file was generated by Bundler')
+    load(bundle_binstub)
+  else
+    abort("Your `bin/bundle` was not generated by Bundler, so this binstub cannot run.
+Replace `bin/bundle` by running `bundle binstubs bundler --force`, then run this command again.")
+  end
+end
+
+require 'rubygems'
+require 'bundler/setup'
+
+load Gem.bin_path('rubocop', 'rubocop')
diff --git a/bin/setup b/bin/setup
index 3cd5a9d78..2e3d6fa20 100755
--- a/bin/setup
+++ b/bin/setup
@@ -1,8 +1,8 @@
 #!/usr/bin/env ruby
-require "fileutils"
+require 'fileutils'
 
 # path to your application root.
-APP_ROOT = File.expand_path("..", __dir__)
+APP_ROOT = File.expand_path('..', __dir__)
 
 def system!(*args)
   system(*args, exception: true)
@@ -13,9 +13,9 @@ FileUtils.chdir APP_ROOT do
   # This script is idempotent, so that you can run it at any time 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 '== Installing dependencies =='
+  system! 'gem install bundler --conservative'
+  system('bundle check') || system!('bundle install')
 
   # puts "\n== Copying sample files =="
   # unless File.exist?("config/database.yml")
@@ -23,11 +23,11 @@ FileUtils.chdir APP_ROOT do
   # end
 
   puts "\n== Preparing database =="
-  system! "bin/rails db:prepare"
+  system! 'bin/rails db:prepare'
 
   puts "\n== Removing old logs and tempfiles =="
-  system! "bin/rails log:clear tmp:clear"
+  system! 'bin/rails log:clear tmp:clear'
 
   puts "\n== Restarting application server =="
-  system! "bin/rails restart"
+  system! 'bin/rails restart'
 end
diff --git a/config.ru b/config.ru
index 4a3c09a68..ad1fbf295 100644
--- a/config.ru
+++ b/config.ru
@@ -1,6 +1,6 @@
 # This file is used by Rack-based servers to start the application.
 
-require_relative "config/environment"
+require_relative 'config/environment'
 
 run Rails.application
 Rails.application.load_server
diff --git a/config/application.rb b/config/application.rb
index 063518807..b05391cae 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -14,7 +14,7 @@ module Splat
     # Please, add to the `ignore` list any other `lib` subdirectories that do
     # not contain `.rb` files, or that should not be reloaded or eager loaded.
     # Common ones are `templates`, `generators`, or `middleware`, for example.
-    config.autoload_lib(ignore: %w(assets tasks))
+    config.autoload_lib(ignore: %w[assets tasks])
 
     # Configuration for the application, engines, and railties goes here.
     #
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 72b103639..e77b138fe 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -59,7 +59,6 @@ Rails.application.configure do
   # Highlight code that enqueued background job in logs.
   config.active_job.verbose_enqueue_logs = true
 
-
   # Raises error for missing translations.
   # config.i18n.raise_on_missing_translations = true
 
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 663ec6017..3462fdb19 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -47,8 +47,8 @@ Rails.application.configure do
 
   # Log to STDOUT by default
   config.logger = ActiveSupport::Logger.new(STDOUT)
-    .tap  { |logger| logger.formatter = ::Logger::Formatter.new }
-    .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
+                                       .tap  { |logger| logger.formatter = ::Logger::Formatter.new }
+                                       .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
 
   # Prepend all log lines with the following tags.
   config.log_tags = [ :request_id ]
diff --git a/config/initializers/filter_parameter_logging.rb b/config/initializers/filter_parameter_logging.rb
index c2d89e28a..262e86202 100644
--- a/config/initializers/filter_parameter_logging.rb
+++ b/config/initializers/filter_parameter_logging.rb
@@ -3,6 +3,6 @@
 # Configure parameters to be partially matched (e.g. passw matches password) and filtered from the log file.
 # Use this to limit dissemination of sensitive information.
 # See the ActiveSupport::ParameterFilter documentation for supported notations and behaviors.
-Rails.application.config.filter_parameters += [
-  :passw, :secret, :token, :_key, :crypt, :salt, :certificate, :otp, :ssn
+Rails.application.config.filter_parameters += %i[
+  passw secret token _key crypt salt certificate otp ssn
 ]
diff --git a/test/application_system_test_case.rb b/test/application_system_test_case.rb
index d19212abd..d7e6bba8a 100644
--- a/test/application_system_test_case.rb
+++ b/test/application_system_test_case.rb
@@ -1,5 +1,5 @@
 require "test_helper"
 
 class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
-  driven_by :selenium, using: :chrome, screen_size: [1400, 1400]
+  driven_by :selenium, using: :chrome, screen_size: [ 1400, 1400 ]
 end