Добавление миграций БД и моделей

db/migrate/20260312000001_create_organizations.rb

@@ -0,0 +1,18 @@
+class CreateOrganizations < ActiveRecord::Migration[7.1]
+  def change
+    create_table :organizations do |t|
+      t.string :inn, null: false
+      t.string :full_name
+      t.string :kpp
+      t.string :okpo
+      t.string :okfs
+      t.string :okopf
+      t.string :okved2
+      t.string :address
+
+      t.timestamps
+    end
+
+    add_index :organizations, :inn
+  end
+end