added script to close grants

bin/disable_grants_after_time.rb

@@ -0,0 +1,18 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+require 'rubygems'
+require 'bundler/setup'
+# require 'mailman'
+require 'mail'
+require 'builder'
+ENV['RAILS_ENV'] ||= 'production'
+require File.dirname(__FILE__) + '/../config/environment'
+
+grants = Dotation.where(active: true).where.not(end_date: nil)
+grants.each do |grant|
+  if grant.end_date < Time.now
+    grant.active = false
+    grant.save
+  end
+end