4.49. Approver - Approve deleted unit request

Id	4.49.
Description	As an Approver,   I need to be able to approve unit deletion requests,   So that I can guarantee that no unit is deleted by mistake and to preserve the quality and reliability of the register
Priority	Medium
Actors	Approver
API Calls	POST /units/<unit-id>/approve POST /units/<unit-id>/reject PUT /units/<unit-id> PATCH /units/<unit-id>
Linked Processes	7.9. Approve delete unit request
Status	Implemented

Preconditions

1. The User must be authenticated and have the Approver role.
2. The User has a valid unit ID that is marked as “to be deleted”
   

Postconditions

1. The system returns a confirmation that the decision (validation/rejection) has successfully been applied

Main flow

1. The Approver uses an API call to approve/reject the unit deletion by ID (POST).
2. The system validates the deletion request.
3. The system returns the confirmation that the request has been approved/rejected
   

Exceptions

[400 Bad Request] Invalid input:

If mandatory fields are missing or invalid, the system returns an error message.

[404 Not Found] Unit not found

Error returned by the system if the unit is not found.

[500 Internal Server Error] System Error

If the system fails to save changes due to an internal error, it displays an appropriate message and logs the error for further investigation.