Weird, that fixed it. I assumed that since the URL was exactly the same whether I ran it with ./nodebb start or ./nodebb dev, it couldn't be related to cache. I suppose I just don't know enough about how caches work.
Thanks anyways 😛
Update to latest version and try again.
Thanks, @baris! Happy to help.
Here is the full log :
Eh, try LXC. I recommend it over Docker 😄