Query to upgrade v2 image optimization database to v3 image optimization database.

UPDATE `wp_litespeed_img_optm` SET optm_status='3' WHERE optm_status='requested';
UPDATE `wp_litespeed_img_optm` SET optm_status='6' WHERE optm_status='notified';
UPDATE `wp_litespeed_img_optm` SET optm_status='9' WHERE optm_status='pulled';
UPDATE `wp_litespeed_img_optm` SET optm_status='-1' WHERE optm_status='failed';
UPDATE `wp_litespeed_img_optm` SET optm_status='-3' WHERE optm_status='miss';
UPDATE `wp_litespeed_img_optm` SET optm_status='-9' WHERE optm_status='err';
UPDATE `wp_litespeed_img_optm` SET optm_status='-5' WHERE optm_status='err_fetch';
UPDATE `wp_litespeed_img_optm` SET optm_status='-7' WHERE optm_status='err_optm';
UPDATE `wp_litespeed_img_optm` SET optm_status='-8' WHERE optm_status='xmeta';
ALTER TABLE `wp_litespeed_img_optm`
				DROP INDEX `post_id_2`,
				DROP INDEX `root_id`,
				DROP INDEX `src_md5`,
				DROP INDEX `srcpath_md5`,
				DROP COLUMN `srcpath_md5`,
				DROP COLUMN `src_md5`,
				DROP COLUMN `root_id`,
				DROP COLUMN `target_saved`,
				DROP COLUMN `webp_saved`,
				DROP COLUMN `server_info`,
				MODIFY COLUMN `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
				MODIFY COLUMN `optm_status` tinyint(4) NOT NULL DEFAULT 0,
				MODIFY COLUMN `src` text COLLATE utf8mb4_unicode_ci NOT NULL;