Update jupyterlab to v3
v3 should improve our installation time dramatically because labextensions don't require recompiling anymore. There are also all-around UI improvements.
Unfortunately most extension are slow to update, so we should wait for some time.
Together with that update we should probably also:
[ ] Install mamba_gator https://github.com/mamba-org/gator for easy overview of the installed packages.
Edited by Anton Akhmerov