initial rebuild from v1

db/migrate/20210422160150_create_text_translations.rb

@@ -0,0 +1,13 @@
+class CreateTextTranslations < ActiveRecord::Migration[6.1]
+  def change
+    create_table :mobility_text_translations do |t|
+      t.string :locale, null: false
+      t.string :key,    null: false
+      t.text :value
+      t.references :translatable, polymorphic: true, index: false
+      t.timestamps null: false
+    end
+    add_index :mobility_text_translations, [:translatable_id, :translatable_type, :locale, :key], unique: true, name: :index_mobility_text_translations_on_keys
+    add_index :mobility_text_translations, [:translatable_id, :translatable_type, :key], name: :index_mobility_text_translations_on_translatable_attribute
+  end
+end