diff --git a/app/models/inbox.rb b/app/models/inbox.rb
index 73dbc433..fde7b26b 100644
--- a/app/models/inbox.rb
+++ b/app/models/inbox.rb
@@ -34,7 +34,7 @@ class Inbox < ApplicationRecord
         "frontend.push_notifications.inbox.title",
         user: question.author_is_anonymous ? user.profile.display_name : question.author.profile.safe_name
       ),
-      body:  question.content,
+      body:  question.content
     }
   end
 end
diff --git a/app/models/user/push_notification_methods.rb b/app/models/user/push_notification_methods.rb
index ea166b43..dcf0fec9 100644
--- a/app/models/user/push_notification_methods.rb
+++ b/app/models/user/push_notification_methods.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module User::PushNotificationMethods
   def push_notification(app, resource)
     raise ArgumentError("Resource must respond to `as_push_notification`") unless resource.respond_to? :as_push_notification
diff --git a/app/workers/question_worker.rb b/app/workers/question_worker.rb
index 47a6a5b4..eea5ea27 100644
--- a/app/workers/question_worker.rb
+++ b/app/workers/question_worker.rb
@@ -18,7 +18,7 @@ class QuestionWorker
       next if MuteRule.where(user: f).any? { |rule| rule.applies_to? question }
       next if user.muting?(question.user)
 
-      inbox = Inbox.create(user_id: f.id, question_id: question_id, new: true)
+      inbox = Inbox.create(user_id: f.id, question_id:, new: true)
       f.push_notification(webpush_app, inbox)
     end
   rescue StandardError => e
diff --git a/db/migrate/20220909161542_add_rpush.rb b/db/migrate/20220909161542_add_rpush.rb
index d5ed63a1..93c30e2b 100644
--- a/db/migrate/20220909161542_add_rpush.rb
+++ b/db/migrate/20220909161542_add_rpush.rb
@@ -1,4 +1,6 @@
-# NOTE TO THE CURIOUS.
+# frozen_string_literal: true
+
+# NOTE: TO THE CURIOUS.
 #
 # Congratulations on being a diligent developer and vetting the migrations
 # added to your project!
@@ -33,15 +35,13 @@ class AddRpush < ActiveRecord::Migration[5.0]
 
   def self.down
     migrations.reverse.each do |m|
-      begin
-        m.down
-      rescue ActiveRecord::StatementInvalid => e
-        p e
-      end
+      m.down
+    rescue ActiveRecord::StatementInvalid => e
+      Rails.logger.debug e
     end
   end
 
-  class CreateRapnsNotifications < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       create_table :rapns_notifications do |t|
         t.integer   :badge,                 null: true
@@ -60,19 +60,17 @@ class AddRpush < ActiveRecord::Migration[5.0]
         t.timestamps
       end
 
-      add_index :rapns_notifications, [:delivered, :failed, :deliver_after], name: 'index_rapns_notifications_multi'
+      add_index :rapns_notifications, %i[delivered failed deliver_after], name: "index_rapns_notifications_multi"
     end
 
     def self.down
-      if index_name_exists?(:rapns_notifications, 'index_rapns_notifications_multi')
-        remove_index :rapns_notifications, name: 'index_rapns_notifications_multi'
-      end
+      remove_index :rapns_notifications, name: "index_rapns_notifications_multi" if index_name_exists?(:rapns_notifications, "index_rapns_notifications_multi")
 
       drop_table :rapns_notifications
     end
   end
 
-  class CreateRapnsFeedback < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       create_table :rapns_feedback do |t|
         t.string    :device_token,          null: false, limit: 64
@@ -84,15 +82,13 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
 
     def self.down
-      if index_name_exists?(:rapns_feedback, :index_rapns_feedback_on_device_token)
-        remove_index :rapns_feedback, name: :index_rapns_feedback_on_device_token
-      end
+      remove_index :rapns_feedback, name: :index_rapns_feedback_on_device_token if index_name_exists?(:rapns_feedback, :index_rapns_feedback_on_device_token)
 
       drop_table :rapns_feedback
     end
   end
 
-  class AddAlertIsJsonToRapnsNotifications < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       add_column :rapns_notifications, :alert_is_json, :boolean, null: true, default: false
     end
@@ -102,7 +98,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
   end
 
-  class AddAppToRapns < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       add_column :rapns_notifications, :app, :string, null: true
       add_column :rapns_feedback, :app, :string, null: true
@@ -114,7 +110,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
   end
 
-  class CreateRapnsApps < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       create_table :rapns_apps do |t|
         t.string    :key,             null: false
@@ -131,15 +127,15 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
   end
 
-  class AddGcm < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     module Rapns
-      class App < ActiveRecord::Base
-        self.table_name = 'rapns_apps'
+      class App < ApplicationRecord
+        self.table_name = "rapns_apps"
       end
 
-      class Notification < ActiveRecord::Base
+      class Notification < ApplicationRecord
         belongs_to :app
-        self.table_name = 'rapns_notifications'
+        self.table_name = "rapns_notifications"
       end
     end
 
@@ -147,8 +143,8 @@ class AddRpush < ActiveRecord::Migration[5.0]
       add_column :rapns_notifications, :type, :string, null: true
       add_column :rapns_apps, :type, :string, null: true
 
-      AddGcm::Rapns::Notification.update_all type: 'Rapns::Apns::Notification'
-      AddGcm::Rapns::App.update_all type: 'Rapns::Apns::App'
+      AddGcm::Rapns::Notification.update_all type: "Rapns::Apns::Notification"
+      AddGcm::Rapns::App.update_all type: "Rapns::Apns::App"
 
       change_column :rapns_notifications, :type, :string, null: false
       change_column :rapns_apps, :type, :string, null: false
@@ -158,7 +154,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
       change_column :rapns_apps, :certificate, :text, null: true, default: nil
 
       change_column :rapns_notifications, :error_description, :text, null: true, default: nil
-      change_column :rapns_notifications, :sound, :string, default: 'default'
+      change_column :rapns_notifications, :sound, :string, default: "default"
 
       rename_column :rapns_notifications, :attributes_for_device, :data
       rename_column :rapns_apps, :key, :name
@@ -168,7 +164,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
       add_column :rapns_notifications, :collapse_key, :string, null: true
       add_column :rapns_notifications, :delay_while_idle, :boolean, null: false, default: false
 
-      reg_ids_type = ActiveRecord::Base.connection.adapter_name.include?('Mysql') ? :mediumtext : :text
+      reg_ids_type = ActiveRecord::Base.connection.adapter_name.include?("Mysql") ? :mediumtext : :text
       add_column :rapns_notifications, :registration_ids, reg_ids_type, null: true
       add_column :rapns_notifications, :app_id, :integer, null: true
       add_column :rapns_notifications, :retries, :integer, null: true, default: 0
@@ -189,11 +185,11 @@ class AddRpush < ActiveRecord::Migration[5.0]
         remove_index :rapns_notifications, name: "index_rapns_notifications_on_delivered_failed_deliver_after"
       end
 
-      add_index :rapns_notifications, [:app_id, :delivered, :failed, :deliver_after], name: "index_rapns_notifications_multi"
+      add_index :rapns_notifications, %i[app_id delivered failed deliver_after], name: "index_rapns_notifications_multi"
     end
 
     def self.down
-      AddGcm::Rapns::Notification.where(type: 'Rapns::Gcm::Notification').delete_all
+      AddGcm::Rapns::Notification.where(type: "Rapns::Gcm::Notification").delete_all
 
       remove_column :rapns_notifications, :type
       remove_column :rapns_apps, :type
@@ -204,7 +200,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
       change_column :rapns_apps, :certificate, :text, null: false
 
       change_column :rapns_notifications, :error_description, :string, null: true, default: nil
-      change_column :rapns_notifications, :sound, :string, default: '1.aiff'
+      change_column :rapns_notifications, :sound, :string, default: "1.aiff"
 
       rename_column :rapns_notifications, :data, :attributes_for_device
       rename_column :rapns_apps, :name, :key
@@ -225,20 +221,18 @@ class AddRpush < ActiveRecord::Migration[5.0]
         AddGcm::Rapns::Notification.where(app_id: app.id).update_all(app: app.key)
       end
 
-      if index_name_exists?(:rapns_notifications, :index_rapns_notifications_multi)
-        remove_index :rapns_notifications, name: :index_rapns_notifications_multi
-      end
+      remove_index :rapns_notifications, name: :index_rapns_notifications_multi if index_name_exists?(:rapns_notifications, :index_rapns_notifications_multi)
 
       remove_column :rapns_notifications, :app_id
 
-      add_index :rapns_notifications, [:delivered, :failed, :deliver_after], name: :index_rapns_notifications_multi
+      add_index :rapns_notifications, %i[delivered failed deliver_after], name: :index_rapns_notifications_multi
     end
   end
 
-  class AddWpns < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     module Rapns
-      class Notification < ActiveRecord::Base
-        self.table_name = 'rapns_notifications'
+      class Notification < ApplicationRecord
+        self.table_name = "rapns_notifications"
       end
     end
 
@@ -247,15 +241,15 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
 
     def self.down
-      AddWpns::Rapns::Notification.where(type: 'Rapns::Wpns::Notification').delete_all
+      AddWpns::Rapns::Notification.where(type: "Rapns::Wpns::Notification").delete_all
       remove_column :rapns_notifications, :uri
     end
   end
 
-  class AddAdm < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     module Rapns
-      class Notification < ActiveRecord::Base
-        self.table_name = 'rapns_notifications'
+      class Notification < ApplicationRecord
+        self.table_name = "rapns_notifications"
       end
     end
 
@@ -267,7 +261,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
 
     def self.down
-      AddAdm::Rapns::Notification.where(type: 'Rapns::Adm::Notification').delete_all
+      AddAdm::Rapns::Notification.where(type: "Rapns::Adm::Notification").delete_all
 
       remove_column :rapns_apps, :client_id
       remove_column :rapns_apps, :client_secret
@@ -276,14 +270,14 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
   end
 
-  class RenameRapnsToRpush < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     module Rpush
-      class App < ActiveRecord::Base
-        self.table_name = 'rpush_apps'
+      class App < ApplicationRecord
+        self.table_name = "rpush_apps"
       end
 
-      class Notification < ActiveRecord::Base
-        self.table_name = 'rpush_notifications'
+      class Notification < ApplicationRecord
+        self.table_name = "rpush_notifications"
       end
     end
 
@@ -296,43 +290,35 @@ class AddRpush < ActiveRecord::Migration[5.0]
       rename_table :rapns_apps, :rpush_apps
       rename_table :rapns_feedback, :rpush_feedback
 
-      if index_name_exists?(:rpush_notifications, :index_rapns_notifications_multi)
-        rename_index :rpush_notifications, :index_rapns_notifications_multi, :index_rpush_notifications_multi
-      end
+      rename_index :rpush_notifications, :index_rapns_notifications_multi, :index_rpush_notifications_multi if index_name_exists?(:rpush_notifications, :index_rapns_notifications_multi)
 
-      if index_name_exists?(:rpush_feedback, :index_rapns_feedback_on_device_token)
-        rename_index :rpush_feedback, :index_rapns_feedback_on_device_token, :index_rpush_feedback_on_device_token
-      end
+      rename_index :rpush_feedback, :index_rapns_feedback_on_device_token, :index_rpush_feedback_on_device_token if index_name_exists?(:rpush_feedback, :index_rapns_feedback_on_device_token)
 
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rapns::Apns::Notification', 'Rpush::Apns::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rapns::Gcm::Notification', 'Rpush::Gcm::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rapns::Adm::Notification', 'Rpush::Adm::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rapns::Wpns::Notification', 'Rpush::Wpns::Notification')
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rapns::Apns::Notification", "Rpush::Apns::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rapns::Gcm::Notification", "Rpush::Gcm::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rapns::Adm::Notification", "Rpush::Adm::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rapns::Wpns::Notification", "Rpush::Wpns::Notification")
 
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rapns::Apns::App', 'Rpush::Apns::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rapns::Gcm::App', 'Rpush::Gcm::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rapns::Adm::App', 'Rpush::Adm::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rapns::Wpns::App', 'Rpush::Wpns::App')
+      update_type(RenameRapnsToRpush::Rpush::App, "Rapns::Apns::App", "Rpush::Apns::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rapns::Gcm::App", "Rpush::Gcm::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rapns::Adm::App", "Rpush::Adm::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rapns::Wpns::App", "Rpush::Wpns::App")
     end
 
     def self.down
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rpush::Apns::Notification', 'Rapns::Apns::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rpush::Gcm::Notification', 'Rapns::Gcm::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rpush::Adm::Notification', 'Rapns::Adm::Notification')
-      update_type(RenameRapnsToRpush::Rpush::Notification, 'Rpush::Wpns::Notification', 'Rapns::Wpns::Notification')
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rpush::Apns::Notification", "Rapns::Apns::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rpush::Gcm::Notification", "Rapns::Gcm::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rpush::Adm::Notification", "Rapns::Adm::Notification")
+      update_type(RenameRapnsToRpush::Rpush::Notification, "Rpush::Wpns::Notification", "Rapns::Wpns::Notification")
 
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rpush::Apns::App', 'Rapns::Apns::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rpush::Gcm::App', 'Rapns::Gcm::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rpush::Adm::App', 'Rapns::Adm::App')
-      update_type(RenameRapnsToRpush::Rpush::App, 'Rpush::Wpns::App', 'Rapns::Wpns::App')
+      update_type(RenameRapnsToRpush::Rpush::App, "Rpush::Apns::App", "Rapns::Apns::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rpush::Gcm::App", "Rapns::Gcm::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rpush::Adm::App", "Rapns::Adm::App")
+      update_type(RenameRapnsToRpush::Rpush::App, "Rpush::Wpns::App", "Rapns::Wpns::App")
 
-      if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
-        rename_index :rpush_notifications, :index_rpush_notifications_multi, :index_rapns_notifications_multi
-      end
+      rename_index :rpush_notifications, :index_rpush_notifications_multi, :index_rapns_notifications_multi if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
 
-      if index_name_exists?(:rpush_feedback, :index_rpush_feedback_on_device_token)
-        rename_index :rpush_feedback, :index_rpush_feedback_on_device_token, :index_rapns_feedback_on_device_token
-      end
+      rename_index :rpush_feedback, :index_rpush_feedback_on_device_token, :index_rapns_feedback_on_device_token if index_name_exists?(:rpush_feedback, :index_rpush_feedback_on_device_token)
 
       rename_table :rpush_notifications, :rapns_notifications
       rename_table :rpush_apps, :rapns_apps
@@ -340,7 +326,7 @@ class AddRpush < ActiveRecord::Migration[5.0]
     end
   end
 
-  class AddFailAfterToRpushNotifications < ActiveRecord::Migration[5.0]
+  class AddRpush < ActiveRecord::Migration[5.0]
     def self.up
       add_column :rpush_notifications, :fail_after, :timestamp, null: true
     end
diff --git a/db/migrate/20220909161543_rpush_2_0_0_updates.rb b/db/migrate/20220909161543_rpush_2_0_0_updates.rb
index ccf041c8..102c1337 100644
--- a/db/migrate/20220909161543_rpush_2_0_0_updates.rb
+++ b/db/migrate/20220909161543_rpush_2_0_0_updates.rb
@@ -1,11 +1,13 @@
+# frozen_string_literal: true
+
 class Rpush200Updates < ActiveRecord::Migration[5.0]
   module Rpush
-    class App < ActiveRecord::Base
-      self.table_name = 'rpush_apps'
+    class App < ApplicationRecord
+      self.table_name = "rpush_apps"
     end
 
-    class Notification < ActiveRecord::Base
-      self.table_name = 'rpush_notifications'
+    class Notification < ApplicationRecord
+      self.table_name = "rpush_notifications"
     end
   end
 
@@ -17,28 +19,26 @@ class Rpush200Updates < ActiveRecord::Migration[5.0]
     add_column :rpush_notifications, :processing, :boolean, null: false, default: false
     add_column :rpush_notifications, :priority, :integer, null: true
 
-    if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
-      remove_index :rpush_notifications, name: :index_rpush_notifications_multi
-    end
+    remove_index :rpush_notifications, name: :index_rpush_notifications_multi if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
 
-    add_index :rpush_notifications, [:delivered, :failed], name: 'index_rpush_notifications_multi', where: 'NOT delivered AND NOT failed'
+    add_index :rpush_notifications, %i[delivered failed], name: "index_rpush_notifications_multi", where: "NOT delivered AND NOT failed"
 
     rename_column :rpush_feedback, :app, :app_id
 
     if postgresql?
-      execute('ALTER TABLE rpush_feedback ALTER COLUMN app_id TYPE integer USING (trim(app_id)::integer)')
+      execute("ALTER TABLE rpush_feedback ALTER COLUMN app_id TYPE integer USING (trim(app_id)::integer)")
     else
       change_column :rpush_feedback, :app_id, :integer
     end
 
-    [:Apns, :Gcm, :Wpns, :Adm].each do |service|
+    %i[Apns Gcm Wpns Adm].each do |service|
       update_type(Rpush200Updates::Rpush::App, "Rpush::#{service}::App", "Rpush::Client::ActiveRecord::#{service}::App")
       update_type(Rpush200Updates::Rpush::Notification, "Rpush::#{service}::Notification", "Rpush::Client::ActiveRecord::#{service}::Notification")
     end
   end
 
   def self.down
-    [:Apns, :Gcm, :Wpns, :Adm].each do |service|
+    %i[Apns Gcm Wpns Adm].each do |service|
       update_type(Rpush200Updates::Rpush::App, "Rpush::Client::ActiveRecord::#{service}::App", "Rpush::#{service}::App")
       update_type(Rpush200Updates::Rpush::Notification, "Rpush::Client::ActiveRecord::#{service}::Notification", "Rpush::#{service}::Notification")
     end
@@ -46,22 +46,20 @@ class Rpush200Updates < ActiveRecord::Migration[5.0]
     change_column :rpush_feedback, :app_id, :string
     rename_column :rpush_feedback, :app_id, :app
 
-    if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
-      remove_index :rpush_notifications, name: :index_rpush_notifications_multi
-    end
+    remove_index :rpush_notifications, name: :index_rpush_notifications_multi if index_name_exists?(:rpush_notifications, :index_rpush_notifications_multi)
 
-    add_index :rpush_notifications, [:app_id, :delivered, :failed, :deliver_after], name: 'index_rpush_notifications_multi'
+    add_index :rpush_notifications, %i[app_id delivered failed deliver_after], name: "index_rpush_notifications_multi"
 
     remove_column :rpush_notifications, :priority
     remove_column :rpush_notifications, :processing
   end
 
   def self.adapter_name
-    env = (defined?(Rails) && Rails.env) ? Rails.env : 'development'
+    env = defined?(Rails) && Rails.env ? Rails.env : "development"
     if ActiveRecord::VERSION::MAJOR > 6
       ActiveRecord::Base.configurations.configs_for(env_name: env).first.configuration_hash[:adapter]
     else
-      Hash[ActiveRecord::Base.configurations[env].map { |k,v| [k.to_sym,v] }][:adapter]
+      ActiveRecord::Base.configurations[env].to_h { |k, v| [k.to_sym, v] }[:adapter]
     end
   end
 
diff --git a/db/migrate/20220909161544_rpush_2_1_0_updates.rb b/db/migrate/20220909161544_rpush_2_1_0_updates.rb
index ab7868eb..75ee3c48 100644
--- a/db/migrate/20220909161544_rpush_2_1_0_updates.rb
+++ b/db/migrate/20220909161544_rpush_2_1_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush210Updates < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_notifications, :url_args, :text, null: true
diff --git a/db/migrate/20220909161545_rpush_2_6_0_updates.rb b/db/migrate/20220909161545_rpush_2_6_0_updates.rb
index 42e30a89..3545a88c 100644
--- a/db/migrate/20220909161545_rpush_2_6_0_updates.rb
+++ b/db/migrate/20220909161545_rpush_2_6_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush260Updates < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_notifications, :content_available, :boolean, default: false
@@ -7,4 +9,3 @@ class Rpush260Updates < ActiveRecord::Migration[5.0]
     remove_column :rpush_notifications, :content_available
   end
 end
-
diff --git a/db/migrate/20220909161546_rpush_2_7_0_updates.rb b/db/migrate/20220909161546_rpush_2_7_0_updates.rb
index 2dcba35c..bc8dda54 100644
--- a/db/migrate/20220909161546_rpush_2_7_0_updates.rb
+++ b/db/migrate/20220909161546_rpush_2_7_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush270Updates < ActiveRecord::Migration[5.0]
   def self.up
     change_column :rpush_notifications, :alert, :text
@@ -9,4 +11,3 @@ class Rpush270Updates < ActiveRecord::Migration[5.0]
     remove_column :rpush_notifications, :notification
   end
 end
-
diff --git a/db/migrate/20220909161547_rpush_3_0_0_updates.rb b/db/migrate/20220909161547_rpush_3_0_0_updates.rb
index 77a3046b..d1767ab2 100644
--- a/db/migrate/20220909161547_rpush_3_0_0_updates.rb
+++ b/db/migrate/20220909161547_rpush_3_0_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush300Updates < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_notifications, :mutable_content, :boolean, default: false
@@ -6,6 +8,6 @@ class Rpush300Updates < ActiveRecord::Migration[5.0]
 
   def self.down
     remove_column :rpush_notifications, :mutable_content
-    change_column :rpush_notifications, :sound, :string, default: 'default'
+    change_column :rpush_notifications, :sound, :string, default: "default"
   end
 end
diff --git a/db/migrate/20220909161548_rpush_3_0_1_updates.rb b/db/migrate/20220909161548_rpush_3_0_1_updates.rb
index 38da62a1..501d84ef 100644
--- a/db/migrate/20220909161548_rpush_3_0_1_updates.rb
+++ b/db/migrate/20220909161548_rpush_3_0_1_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush301Updates < ActiveRecord::Migration[5.0]
   def self.up
     change_column_null :rpush_notifications, :mutable_content, false
diff --git a/db/migrate/20220909161549_rpush_3_1_0_add_pushy.rb b/db/migrate/20220909161549_rpush_3_1_0_add_pushy.rb
index 7037f2f9..fc47b223 100644
--- a/db/migrate/20220909161549_rpush_3_1_0_add_pushy.rb
+++ b/db/migrate/20220909161549_rpush_3_1_0_add_pushy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush310AddPushy < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_notifications, :external_device_id, :string, null: true
diff --git a/db/migrate/20220909161550_rpush_3_1_1_updates.rb b/db/migrate/20220909161550_rpush_3_1_1_updates.rb
index 68386461..e5643a64 100644
--- a/db/migrate/20220909161550_rpush_3_1_1_updates.rb
+++ b/db/migrate/20220909161550_rpush_3_1_1_updates.rb
@@ -1,15 +1,17 @@
+# frozen_string_literal: true
+
 class Rpush311Updates < ActiveRecord::Migration[5.0]
   def self.up
     change_table :rpush_notifications do |t|
-      t.remove_index name: 'index_rpush_notifications_multi'
-      t.index [:delivered, :failed, :processing, :deliver_after, :created_at], name: 'index_rpush_notifications_multi', where: 'NOT delivered AND NOT failed'
+      t.remove_index name: "index_rpush_notifications_multi"
+      t.index %i[delivered failed processing deliver_after created_at], name: "index_rpush_notifications_multi", where: "NOT delivered AND NOT failed"
     end
   end
 
   def self.down
     change_table :rpush_notifications do |t|
-      t.remove_index name: 'index_rpush_notifications_multi'
-      t.index [:delivered, :failed], name: 'index_rpush_notifications_multi', where: 'NOT delivered AND NOT failed'
+      t.remove_index name: "index_rpush_notifications_multi"
+      t.index %i[delivered failed], name: "index_rpush_notifications_multi", where: "NOT delivered AND NOT failed"
     end
   end
 end
diff --git a/db/migrate/20220909161551_rpush_3_2_0_add_apns_p8.rb b/db/migrate/20220909161551_rpush_3_2_0_add_apns_p8.rb
index 64561ac3..51325e49 100644
--- a/db/migrate/20220909161551_rpush_3_2_0_add_apns_p8.rb
+++ b/db/migrate/20220909161551_rpush_3_2_0_add_apns_p8.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush320AddApnsP8 < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_apps, :apn_key, :string, null: true
diff --git a/db/migrate/20220909161552_rpush_3_2_4_updates.rb b/db/migrate/20220909161552_rpush_3_2_4_updates.rb
index da2f4f61..f29319b7 100644
--- a/db/migrate/20220909161552_rpush_3_2_4_updates.rb
+++ b/db/migrate/20220909161552_rpush_3_2_4_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush324Updates < ActiveRecord::Migration[5.0]
   def self.up
     change_column :rpush_apps, :apn_key, :text, null: true
diff --git a/db/migrate/20220909161553_rpush_3_3_0_updates.rb b/db/migrate/20220909161553_rpush_3_3_0_updates.rb
index edd6efc5..d5ffce23 100644
--- a/db/migrate/20220909161553_rpush_3_3_0_updates.rb
+++ b/db/migrate/20220909161553_rpush_3_3_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush330Updates < ActiveRecord::Migration[5.0]
   def self.up
     add_column :rpush_notifications, :thread_id, :string, null: true
diff --git a/db/migrate/20220909161554_rpush_3_3_1_updates.rb b/db/migrate/20220909161554_rpush_3_3_1_updates.rb
index bfc07556..659f6ed5 100644
--- a/db/migrate/20220909161554_rpush_3_3_1_updates.rb
+++ b/db/migrate/20220909161554_rpush_3_3_1_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush331Updates < ActiveRecord::Migration[5.0]
   def self.up
     change_column :rpush_notifications, :device_token, :string, null: true
diff --git a/db/migrate/20220909161555_rpush_4_1_0_updates.rb b/db/migrate/20220909161555_rpush_4_1_0_updates.rb
index a0fbe52f..7c3fca19 100644
--- a/db/migrate/20220909161555_rpush_4_1_0_updates.rb
+++ b/db/migrate/20220909161555_rpush_4_1_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush410Updates < ActiveRecord::Migration["#{ActiveRecord::VERSION::MAJOR}.#{ActiveRecord::VERSION::MINOR}"]
   def self.up
     add_column :rpush_notifications, :dry_run, :boolean, null: false, default: false
diff --git a/db/migrate/20220909161556_rpush_4_1_1_updates.rb b/db/migrate/20220909161556_rpush_4_1_1_updates.rb
index bde7366d..5db49e66 100644
--- a/db/migrate/20220909161556_rpush_4_1_1_updates.rb
+++ b/db/migrate/20220909161556_rpush_4_1_1_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush411Updates < ActiveRecord::Migration["#{ActiveRecord::VERSION::MAJOR}.#{ActiveRecord::VERSION::MINOR}"]
   def self.up
     add_column :rpush_apps, :feedback_enabled, :boolean, default: true
diff --git a/db/migrate/20220909161557_rpush_4_2_0_updates.rb b/db/migrate/20220909161557_rpush_4_2_0_updates.rb
index df13a117..7418ff39 100644
--- a/db/migrate/20220909161557_rpush_4_2_0_updates.rb
+++ b/db/migrate/20220909161557_rpush_4_2_0_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rpush420Updates < ActiveRecord::Migration["#{ActiveRecord::VERSION::MAJOR}.#{ActiveRecord::VERSION::MINOR}"]
   def self.up
     add_column :rpush_notifications, :sound_is_json, :boolean, null: true, default: false
@@ -7,4 +9,3 @@ class Rpush420Updates < ActiveRecord::Migration["#{ActiveRecord::VERSION::MAJOR}
     remove_column :rpush_notifications, :sound_is_json
   end
 end
-
diff --git a/db/migrate/20220910000514_create_web_push_subscriptions.rb b/db/migrate/20220910000514_create_web_push_subscriptions.rb
index 45a2dcf4..3da83671 100644
--- a/db/migrate/20220910000514_create_web_push_subscriptions.rb
+++ b/db/migrate/20220910000514_create_web_push_subscriptions.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateWebPushSubscriptions < ActiveRecord::Migration[6.1]
   def change
     create_table :web_push_subscriptions do |t|