da-off13/revert

main

revert

Grade	Name	Complexity	Churn	Issues
A	packages\backend\models\unified\vendor.ts		1	1
A	packages\backend\models\unified\user.ts		1	1
A	packages\backend\models\unified\ticketUsers.ts	6	1	3
A	packages\backend\models\unified\ticketTask.ts		1	3
A	packages\backend\models\unified\ticketComment.ts		1	-
A	packages\backend\models\unified\task.ts		1	1
A	packages\backend\models\unified\offer.ts		1	1
A	packages\backend\models\unified\note.ts		1	1
B	packages\backend\models\unified\message.ts	14	1	7
A	packages\backend\models\unified\lead.ts		1	2
A	packages\backend\models\unified\job.ts		1	1
A	packages\backend\models\unified\index.ts		1	-
A	packages\backend\models\unified\expense.ts		1	1
A	packages\backend\models\unified\event.ts		1	1
A	packages\backend\models\unified\department.ts		1	1
A	packages\backend\models\unified\deal.ts		1	1
A	packages\backend\models\unified\contact.ts		1	2
A	packages\backend\models\unified\company.ts		1	1
A	packages\backend\models\unified\chatUsers.ts	6	1	2
A	packages\backend\models\unified\channel.ts	5	1	2