Lucki 18c3e08837 Fix usage of api_key engine setting
The value of `params['api_key']` isn't read anywhere.
Writing directly into the header object solves this quite easily though.

> [Users can authenticate by including their API key either in a request URL by appending `?apikey=<API KEY>`, or by including the `X-API-Key: <API KEY>` header with the request.](https://wallhaven.cc/help/api)
2025-01-06 12:25:33 +01:00
..
2024-12-16 11:39:38 +01:00
2024-12-16 08:32:35 +01:00