# Update CAT details

**PATCH /api/v1/cats/{id}**

Updates CAT information such as title, description, marks, or scheduling. Only admins and lecturers can update CATs.


## Servers
- Local server: http://localhost:3500 (Local server)
- Production server: https://api.echoplain.social (Production server)



## Parameters

### Path parameters
- **id** (string)
  CAT ID to update


### Body: application/json (object)
Updated CAT data (partial update supported)
- **title** (string)

- **releaseDate** (string(date-time))

- **dueDate** (string(date-time))

- **durationMinutes** (number)

- **score** (number)

- **status** (string)

- **maxAttempts** (number)



## Responses
### 200
CAT updated successfully

### 400
Invalid input data

### 403
Insufficient permissions - requires ADMIN or LECTURER role

### 404
CAT not found


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