Several changes to adapt Rails 8

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.
@@ -16,7 +16,7 @@ Rails.application.configure do
   config.action_controller.perform_caching = true
 
   # Cache assets for far-future expiry since they are all digest stamped.
-  config.public_file_server.headers = { "cache-control" => "public, max-age=#{1.year.to_i}" }
+  config.public_file_server.headers = { 'cache-control' => "public, max-age=#{1.year.to_i}" }
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   # config.asset_host = "http://assets.example.com"
@@ -34,14 +34,14 @@ Rails.application.configure do
   # config.ssl_options = { redirect: { exclude: ->(request) { request.path == "/up" } } }
 
   # Log to STDOUT with the current request id as a default log tag.
-  config.log_tags = [ :request_id ]
+  config.log_tags = [:request_id]
   config.logger   = ActiveSupport::TaggedLogging.logger(STDOUT)
 
   # Change to "debug" to log everything (including potentially personally-identifiable information!)
-  config.log_level = ENV.fetch("RAILS_LOG_LEVEL", "info")
+  config.log_level = ENV.fetch('RAILS_LOG_LEVEL', 'info')
 
   # Prevent health checks from clogging up the logs.
-  config.silence_healthcheck_path = "/up"
+  config.silence_healthcheck_path = '/up'
 
   # Don't log any deprecations.
   config.active_support.report_deprecations = false
@@ -53,13 +53,12 @@ Rails.application.configure do
   config.active_job.queue_adapter = :solid_queue
   config.solid_queue.connects_to = { database: { writing: :queue } }
   config.action_mailer.smtp_settings = {
-    # TODO: make configurable through ENV variables
-    address:              'dokku2.workaround.org',
-    port:                 25,
+    address: Rails.application.credentials.smtp.server,
+    port: 25,
     enable_starttls_auto: false
   }
   config.action_mailer.default_url_options = {
-    host: "screenshots.debian.net",
+    host: 'screenshots.debian.net',
     protocol: 'https'
   }
 
@@ -68,7 +67,7 @@ Rails.application.configure do
   # config.action_mailer.raise_delivery_errors = false
 
   # Set host to be used by links generated in mailer templates.
-  config.action_mailer.default_url_options = { host: "example.com" }
+  config.action_mailer.default_url_options = { host: 'example.com' }
 
   # Specify outgoing SMTP server. Remember to add smtp/* credentials via rails credentials:edit.
   # config.action_mailer.smtp_settings = {
@@ -89,8 +88,8 @@ Rails.application.configure do
   config.package_sources = [
     {
       description: 'Debian Unstable (Sid)', type: 'apt', url: 'http://ftp.de.debian.org/debian/dists/sid',
-      architectures: ['i386' ,'amd64']
-      #components: ['main','restricted','universe','multiverse']
+      architectures: %w[i386 amd64]
+      # components: ['main','restricted','universe','multiverse']
     }
   ]
 
@@ -107,7 +106,7 @@ Rails.application.configure do
   # Only use :id for inspections in production.
   # Needed (at least) for devise.rb to determine the oauth2 callback URL
   config.base_url = ENV['DEBSHOTS_BASE_URL'] || 'http://localhost:3000'
-  config.active_record.attributes_for_inspect = [ :id ]
+  config.active_record.attributes_for_inspect = [:id]
 
   # Enable DNS rebinding protection and other `Host` header attacks.
   # config.hosts = [