preserve submitter preferences

db/migrate/20231122203341_add_preferences_to_submitters.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddPreferencesToSubmitters < ActiveRecord::Migration[7.0]
+  class MigrationSubmitter < ApplicationRecord
+    self.table_name = 'submitters'
+  end
+
+  def change
+    add_column :submitters, :preferences, :text
+
+    MigrationSubmitter.where(preferences: nil).update_all(preferences: '{}')
+
+    change_column_null :submitters, :preferences, false
+  end
+end

db/migrate/20231122203347_add_preferences_to_submissions.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddPreferencesToSubmissions < ActiveRecord::Migration[7.0]
+  class MigrationSubmission < ApplicationRecord
+    self.table_name = 'submissions'
+  end
+
+  def change
+    add_column :submissions, :preferences, :text
+
+    MigrationSubmission.where(preferences: nil).update_all(preferences: '{}')
+
+    change_column_null :submissions, :preferences, false
+  end
+end

db/migrate/20231122212612_create_email_messages.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+class CreateEmailMessages < ActiveRecord::Migration[7.0]
+  def change
+    create_table :email_messages do |t|
+      t.string :uuid, null: false, index: true
+      t.references :author, null: false, foreign_key: { to_table: :users }, index: false
+      t.references :account, null: false, foreign_key: true, index: true
+      t.text :subject, null: false
+      t.text :body, null: false
+      t.string :sha1, null: false, index: true
+
+      t.timestamps
+    end
+  end
+end