multipart

docs/api/routes/delivery/update.md

@@ -25,6 +25,14 @@ replaces all lines; if omitted, leaves lines unchanged.
 }
 ```
 
+## Body (`multipart/form-data`)
+
+| Field | Required | Type | Description |
+|-------|----------|------|-------------|
+| `data` | no | string | JSON string containing patch fields ({ externalNumber, date, supplierId, lines, filesMeta? }).
+ |
+| `files` | no | file | Raw binary PDF or text files to append to the delivery. |
+
 ## Response `200`
 
 Updated delivery