<!-- Extension API v0 — pre-1.0. Interfaces may change without notice until P2 seals the custom-code format. First-party extensions track HEAD. -->

# `extension.configure`

Set an extension's configuration (validated against its schema). Does not enable it.

- **scope**: `store:admin`
- **storefront-visible** (bumps the catalog generation): yes
- **destructive**: no

## Payload

| field | type | required | notes |
|---|---|---|---|
| `extensionId` | string (/^[a-z0-9-]+\.[a-z0-9-]+$/) | yes |  |
| `config` | object | yes |  |
| `position` | integer (0..99) | no |  |

### JSON Schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "extensionId": {
      "type": "string",
      "pattern": "^[a-z0-9-]+\\.[a-z0-9-]+$"
    },
    "config": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "position": {
      "type": "integer",
      "minimum": 0,
      "maximum": 99
    }
  },
  "required": [
    "extensionId",
    "config"
  ],
  "additionalProperties": false
}
```