Try the new zstd support to speed up compression

[hugobarauna]

Erlang is adding support for zstd, which should allow faster compression.

That may help with performance here.

[wojtekmach]

In the meantime there is a https://github.com/silviucpp/ezstd used by e.g. Discord https://discord.com/blog/how-discord-reduced-websocket-traffic-by-40-percent.

[josevalim]

We are careful with adding new dependencies to FLAME so having it in Erlang per-se is fantastic.