maintenance: remove hourly upload error checker.

app/logical/danbooru_maintenance.rb

@@ -2,9 +2,6 @@ module DanbooruMaintenance
   module_function
 
   def hourly
-    UploadErrorChecker.new.check!
-  rescue Exception => exception
-    rescue_exception(exception)
   end
 
   def daily

app/logical/upload_error_checker.rb

@@ -1,21 +0,0 @@
-#!/usr/bin/env ruby
-
-require 'mail'
-
-class UploadErrorChecker
-  def check!
-    uploads = Upload.where("status like 'error%' and status not like 'error: Upload::Error - Post with MD5%' and status not like 'error: ActiveRecord::RecordInvalid - Validation failed: Md5 duplicate%' and created_at >= ?", 1.hour.ago)
-    if uploads.size > 5
-      mail = Mail.new do
-        from Danbooru.config.contact_email
-        to Danbooru.config.contact_email
-        CurrentUser.as_system do
-          subject "[#{Danbooru.config.app_name}] Upload error count at #{uploads.size}"
-        end
-        body uploads.map {|x| x.status}.join("\n")
-      end
-      mail.delivery_method :sendmail
-      mail.deliver
-    end
-  end
-end