add account access

app/models/account_access.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: account_accesses
+#
+#  id         :bigint           not null, primary key
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  account_id :bigint           not null
+#  user_id    :bigint           not null
+#
+# Indexes
+#
+#  index_account_accesses_on_account_id_and_user_id  (account_id,user_id) UNIQUE
+#
+# Foreign Keys
+#
+#  fk_rails_...  (account_id => accounts.id)
+#
+class AccountAccess < ApplicationRecord
+  belongs_to :account
+  belongs_to :user
+end