hello rubocop

db/migrate/20200405112929_create_authentications.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAuthentications < ActiveRecord::Migration[6.0]
   def change
     create_table :authentications do |t|

db/migrate/20200405114101_create_users.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateUsers < ActiveRecord::Migration[6.0]
   def change
     create_table :users do |t|

db/migrate/20200405121558_create_forms.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateForms < ActiveRecord::Migration[6.0]
   def change
     create_table :forms do |t|
@@ -7,7 +9,6 @@ class CreateForms < ActiveRecord::Migration[6.0]
       t.string :token
       t.string :thank_you_url
 
-
       t.timestamps
     end
   end

db/migrate/20200405161905_create_submissions.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateSubmissions < ActiveRecord::Migration[6.0]
   def change
     create_table :submissions do |t|

db/migrate/20200406221804_create_active_storage_tables.active_storage.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This migration comes from active_storage (originally 20170806125915)
 class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
   def change
@@ -10,7 +12,7 @@ class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
       t.string   :checksum,   null: false
       t.datetime :created_at, null: false
 
-      t.index [ :key ], unique: true
+      t.index [:key], unique: true
     end
 
     create_table :active_storage_attachments do |t|
@@ -20,7 +22,7 @@ class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
 
       t.datetime :created_at, null: false
 
-      t.index [ :record_type, :record_id, :name, :blob_id ], name: "index_active_storage_attachments_uniqueness", unique: true
+      t.index %i[record_type record_id name blob_id], name: 'index_active_storage_attachments_uniqueness', unique: true
       t.foreign_key :active_storage_blobs, column: :blob_id
     end
   end

db/migrate/20200408212150_add_lockbox_columns.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddLockboxColumns < ActiveRecord::Migration[6.0]
   def change
     add_column :authentications, :access_token_ciphertext, :text

db/migrate/20200409001610_add_metadata_to_submissions.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMetadataToSubmissions < ActiveRecord::Migration[6.0]
   def change
     add_column :submissions, :remote_ip, :string

db/migrate/20200412165834_add_sequential_id_to_submissions.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddSequentialIdToSubmissions < ActiveRecord::Migration[6.0]
   def change
     add_column :submissions, :sequential_id, :integer

db/migrate/20200412214304_add_token_to_attachments.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddTokenToAttachments < ActiveRecord::Migration[6.0]
   def change
     add_column :active_storage_attachments, :token, :string

db/migrate/20200413101920_sorcery_core.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class SorceryCore < ActiveRecord::Migration[6.0]
   def change
     add_column :users, :crypted_password, :string

db/migrate/20200413152532_add_airtable_support.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAirtableSupport < ActiveRecord::Migration[6.0]
   def change
     add_column :forms, :airtable_app_key_ciphertext, :string