Louis wrote: ↑13 Jan 2022, 15:51I'll check, well, in general, UTF8

Then, can you show me an example that doesn't work?

Louis wrote: ↑13 Jan 2022, 15:50I understood about the tile, but about the fact that we have a problem with the paths that I wrote about above.

Check last sentence of this post:
viewtopic.php?p=1249#p1249
Maybe it is it? I don't know. It is a more difficult thing to solve.

Yes. I did send you short reply.

Louis wrote: ↑13 Jan 2022, 13:29 Desynced when changing the type of land. They made a hill and leveled it back, it leveled off for one user, and remained the same for the second.

Sending heightmap data changes takes very long. If two users edit the same tile terrain at the same time, it can cause problems.

Louis wrote: ↑13 Jan 2022, 13:29 Also, if the characters ASCII in the login use in the login does not work

Are your settings.txt and users.txt set to utf8? I did try russian names and it worked great.
You can't use space, = , : , @ .

I'm asking about putting tiles.

And for files, I understand that you want file shapes/textures synchronization server -> clients?

Louis wrote: ↑12 Jan 2022, 20:22The question is, is it possible to put tiles through the server? We also have a small suggestion, we can help with the implementation of file synchronization.

Can you explain in more details? Can't understand your thoughts in this sentence.

Louis wrote: ↑12 Jan 2022, 20:08 Also is it possible to add autosave?

Yes.

And what's your problem with ctrl + z ? The package is not sent to the server? Are you thinking about Undo? It is disabled in server mode, because it would cause serious "data out of sync" errors between users and server. Enabling Undo would probably require making completely new, very co...

Louis wrote: ↑12 Jan 2022, 18:56But it's not clear yet how to connect with the new authentication

Change your serverLogin:
serverLogin = user:password@server:port