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

# `order.line.epin.fulfill`

Allocate newly-added pool codes to a paid order line that was left short (sweep-driven).

- **scope**: `orders:write`
- **storefront-visible** (bumps the catalog generation): no
- **destructive**: no

## Payload

| field | type | required | notes |
|---|---|---|---|
| `orderLineId` | string (/^oln_[a-zA-Z0-9]{1,32}$/) | yes |  |

### JSON Schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "orderLineId": {
      "type": "string",
      "pattern": "^oln_[a-zA-Z0-9]{1,32}$"
    }
  },
  "required": [
    "orderLineId"
  ],
  "additionalProperties": false
}
```