# `GET /shipment/{id}/file/{fileId}`

Protected. Requires a valid session cookie (`credentials: 'include'`).

Get shipment attachment file content

Returns the full binary content of an attached file (e.g. shipment delivery note PDF)
for the specified shipment. Supports HTTP caching via ETag (SHA-256 hash) and 304 Not Modified.


## Path parameters

| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `id` | yes | integer | Shipment ID |
| `fileId` | yes | integer | File ID or attachment ID |

## Query parameters

| Param | Required | Type | Description |
|-------|----------|------|-------------|
| `download` | no | boolean | When true, sets Content-Disposition to attachment instead of inline |

## Response `200`

Binary file content

## Errors

| Status | Description |
|--------|-------------|
| 304 | Not modified |
| 400 | Invalid ID or no company selected — `{"error":"…"}` |
| 404 | Shipment or file not found — `{"error":"…"}` |

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