# System Settings API

Manages system-wide configuration settings.

## Model

```json
{
  "id": "uuid",
  "key": "school_name",
  "value": "International School",
  "category": "general",
  "data_type": "string",
  "description": "School name displayed in headers",
  "is_public": true
}
```

## Categories

| Category | Description |
|----------|-------------|
| `general` | General school settings |
| `email` | Email configuration |
| `attendance` | Attendance settings |
| `grading` | Grading configuration |
| `canvas` | Canvas LMS settings |

## Endpoints

!!! warning "Permission Required"
    System settings require SystemSetting permissions.

### List Settings

`POST /api/system_settings/list`

### Get Setting

`GET /api/system_settings/:id`

### Create Setting

`POST /api/system_settings`

### Update Setting

`PUT /api/system_settings/:id`

### Delete Setting

`DELETE /api/system_settings/:id`

## Common Settings

| Key | Description |
|-----|-------------|
| `school_name` | School name |
| `school_logo` | Logo URL |
| `default_language` | Default UI language |
| `attendance_cutoff_time` | Late attendance threshold |
| `grading_scale_id` | Default grading scale |