A lot :)

config/environments/development.rb

@@ -1,4 +1,4 @@
-require 'active_support/core_ext/integer/time'
+require "active_support/core_ext/integer/time"
 
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
@@ -14,19 +14,17 @@ Rails.application.configure do
   # Show full error reports.
   config.consider_all_requests_local = true
 
-  # Enable server timing
+  # Enable server timing.
   config.server_timing = 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?
+  if Rails.root.join("tmp/caching-dev.txt").exist?
     config.action_controller.perform_caching = true
     config.action_controller.enable_fragment_cache_logging = true
 
     config.cache_store = :memory_store
-    config.public_file_server.headers = {
-      'Cache-Control' => "public, max-age=#{2.days.to_i}"
-    }
+    config.public_file_server.headers = { "Cache-Control" => "public, max-age=#{2.days.to_i}" }
   else
     config.action_controller.perform_caching = false
 
@@ -39,8 +37,12 @@ Rails.application.configure do
   # Don't care if the mailer can't send.
   config.action_mailer.raise_delivery_errors = false
 
+  # Disable caching for Action Mailer templates even if Action Controller
+  # caching is enabled.
   config.action_mailer.perform_caching = false
 
+  config.action_mailer.default_url_options = { host: "a11yist.localhost" }
+
   # Print deprecation notices to the Rails logger.
   config.active_support.deprecation = :log
 
@@ -66,13 +68,16 @@ Rails.application.configure do
   # config.i18n.raise_on_missing_translations = true
 
   # Annotate rendered view with file names.
-  # config.action_view.annotate_rendered_view_with_filenames = true
+  config.action_view.annotate_rendered_view_with_filenames = true
 
   # Uncomment if you wish to allow Action Cable access from any origin.
   # config.action_cable.disable_request_forgery_protection = true
 
-  # Raise error when a before_action's only/except options reference missing actions
+  # Raise error when a before_action's only/except options reference missing actions.
   config.action_controller.raise_on_missing_callback_actions = true
 
-  config.web_console.permissions = ['192.168.0.0/16', '10.10.0.0/16']
+  # Apply autocorrection by RuboCop to files generated by `bin/rails generate`.
+  # config.generators.apply_rubocop_autocorrect_after_generate!
+  # 
+  config.web_console.allowed_ips = ["10.0.0.0/8", "172.16.0.0/12", "192.168.0.0/16", "127.0.0.0/8"]
 end

config/environments/production.rb

@@ -1,4 +1,4 @@
-require 'active_support/core_ext/integer/time'
+require "active_support/core_ext/integer/time"
 
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
@@ -21,7 +21,7 @@ Rails.application.configure do
   # config.require_master_key = true
 
   # Disable serving static files from `public/`, relying on NGINX/Apache to do so instead.
-  # config.public_file_server.enabled = false
+  config.public_file_server.enabled = ENV.fetch("ASSETS_PATH") { nil }.nil?
 
   # Compress CSS using a preprocessor.
   # config.assets.css_compressor = :sass
@@ -49,20 +49,25 @@ Rails.application.configure do
   # config.assume_ssl = true
 
   # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
-  config.force_ssl = true
+  config.force_ssl = false
+
+  # Skip http-to-https redirect for the default health check endpoint.
+  # config.ssl_options = { redirect: { exclude: ->(request) { request.path == "/up" } } }
+
+  config.logger = ActiveSupport::TaggedLogging.new(ActiveSupport::Logger.new("log/#{Rails.env}.log"))
 
   # Log to STDOUT by default
-  config.logger = ActiveSupport::Logger.new(STDOUT)
-                                       .tap  { |logger| logger.formatter = ::Logger::Formatter.new }
-                                       .then { |logger| ActiveSupport::TaggedLogging.new(logger) }
+  # config.logger = ActiveSupport::Logger.new(STDOUT)
+  #   .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]
+  config.log_tags = [ :request_id, :remote_ip ]
 
   # "info" includes generic and useful information about system operation, but avoids logging too much
   # information to avoid inadvertent exposure of personally identifiable information (PII). If you
   # want to log everything, set the level to "debug".
-  config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info')
+  config.log_level = ENV.fetch("RAILS_LOG_LEVEL", "info")
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
@@ -71,6 +76,8 @@ Rails.application.configure do
   # config.active_job.queue_adapter = :resque
   # config.active_job.queue_name_prefix = "a11yist_production"
 
+  # Disable caching for Action Mailer templates even if Action Controller
+  # caching is enabled.
   config.action_mailer.perform_caching = false
 
   # Ignore bad email addresses and do not raise email delivery errors.
@@ -92,8 +99,6 @@ Rails.application.configure do
   #   "example.com",     # Allow requests from example.com
   #   /.*\.example\.com/ # Allow requests from subdomains like `www.example.com`
   # ]
-  config.hosts = ENV.fetch('APP_HOSTS', '').split(',')
   # Skip DNS rebinding protection for the default health check endpoint.
   # config.host_authorization = { exclude: ->(request) { request.path == "/up" } }
-  config.active_record.sqlite3_production_warning=false
 end

config/environments/test.rb

@@ -1,4 +1,4 @@
-require 'active_support/core_ext/integer/time'
+require "active_support/core_ext/integer/time"
 
 # The test environment is used exclusively to run your application's
 # test suite. You never need to work with it otherwise. Remember that
@@ -15,13 +15,10 @@ Rails.application.configure do
   # this is usually not necessary, and can slow down your test suite. However, it's
   # recommended that you enable it in continuous integration systems to ensure eager
   # loading is working properly before deploying your code.
-  config.eager_load = ENV['CI'].present?
+  config.eager_load = ENV["CI"].present?
 
   # 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}"
-  }
+  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
@@ -37,6 +34,8 @@ Rails.application.configure do
   # Store uploaded files on the local file system in a temporary directory.
   config.active_storage.service = :test
 
+  # Disable caching for Action Mailer templates even if Action Controller
+  # caching is enabled.
   config.action_mailer.perform_caching = false
 
   # Tell Action Mailer not to deliver emails to the real world.
@@ -44,6 +43,10 @@ Rails.application.configure do
   # ActionMailer::Base.deliveries array.
   config.action_mailer.delivery_method = :test
 
+  # Unlike controllers, the mailer instance doesn't have any context about the
+  # incoming request so you'll need to provide the :host parameter yourself.
+  config.action_mailer.default_url_options = { host: "www.example.com" }
+
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr
 
@@ -59,6 +62,6 @@ Rails.application.configure do
   # Annotate rendered view with file names.
   # config.action_view.annotate_rendered_view_with_filenames = true
 
-  # Raise error when a before_action's only/except options reference missing actions
+  # Raise error when a before_action's only/except options reference missing actions.
   config.action_controller.raise_on_missing_callback_actions = true
 end