message: also add database migration procedure.
diff: @@ -233,6 +233,25 @@ CREATE OR REPLACE PROCEDURE
  END;
  $$
  +CREATE OR REPLACE PROCEDURE
  + add_autoidle_to_project()
  +
  + BEGIN
  +
  + IF NOT EXISTS(
  + SELECT NULL
  + FROM INFORMATION_SCHEMA.COLUMNS
  + WHERE table_name = 'project'
  + AND table_schema = 'infrastructure'
  + AND column_name = 'auto_idle'
  + ) THEN
  + ALTER TABLE `project` ADD `auto_idle` ENUM('auto','disabled') NOT NULL default 'auto';
  + UPDATE project SET auto_idle = 'auto';
  +
  + END IF;
  +
  + END;
  +$$
  DELIMITER ;
  CALL add_production_environment_to_project;
  @@ -241,3 +260,4 @@ CALL convert_project_pullrequest_to_varchar;
  CALL add_active_systems_promote_to_project;
  CALL rename_git_type_to_deploy_type_in_environment;
  CALL add_enum_promote_to_deploy_type_in_environment;
  +CALL add_autoidle_to_project;
  