Add a rake progress bar

gems/houdini_upgrade/lib/tasks/houdini_upgrade_tasks.rake

@@ -1,6 +1,31 @@
 # frozen_string_literal: true
 
 # License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
+# from https://coderwall.com/p/ijr6jq/rake-progress-bar
+class ProgressBar
+  attr_reader :total, :counter
+  def initialize(total, description)
+    @description  = description
+    @total   = total
+    @counter = 1
+  end
+
+  def increment
+    print_out
+    @counter += 1
+  end
+
+  def print_out 
+    complete = sprintf("%#.2f%%", ((@counter.to_f / @total.to_f) * 100))
+    print "\r\e[0K#{@description} #{@counter}/#{@total} (#{complete})"
+  end
+
+  def increment_total(by_amount)
+    @total += by_amount
+    print_out
+  end
+end
+
  namespace :houdini_upgrade do
   Rake::Task["install:migrations"].clear_comments
   desc "Run houdini upgrade to v2"