-- Add change_title and admin_comment columns
ALTER TABLE `change_requests`
ADD COLUMN `change_title` VARCHAR(255) NOT NULL AFTER `program_name`,
ADD COLUMN `admin_comment` TEXT AFTER `description_of_change`;

-- Modify status column
ALTER TABLE `change_requests`
MODIFY COLUMN `status` ENUM('Pending', 'Approved', 'In Development', 'Completed', 'Rejected') NOT NULL DEFAULT 'Pending';