I’ve never bought one of these types of things, but many people seem to have https://www.johnlewis.com/purflo-sleep-tight-baby-bed-scandi-print/p6183558 I have no idea of safety etc. I remember when mine was smaller, looking at them, and coming across one I liked the look of. But right now I cannot think which one, or where it was. If it occurs to me I’ll comment again.
We put a moses basket in ours