Switch to hatch build plugin

[blink1073]

• Uses new hatch_jupyter_builder plugin

[codecov-commenter]

Codecov Report

Merging #845 (222efd6) into main (d5f2ad9) will decrease coverage by 0.06%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #845      +/-   ##
==========================================
- Coverage   70.12%   70.06%   -0.07%     
==========================================
  Files          65       65              
  Lines        7622     7622              
  Branches     1268     1268              
==========================================
- Hits         5345     5340       -5     
- Misses       1895     1898       +3     
- Partials      382      384       +2     

Impacted Files	Coverage Δ
jupyter_server/utils.py	60.89% <0.00%> (-1.49%)	⬇️
jupyter_server/base/handlers.py	63.61% <0.00%> (-0.39%)	⬇️

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[blink1073]

This is ready for discussion at tomorrow's meeting.

[blink1073]

cf jupyterlab/frontends-team-compass#146

[willingc]

Ooh nice @blink1073. I didn't know this existed.

[blink1073]

Thanks @willingc! The conversion is still a WIP, based on needs in jupyterlab/jupyterlab#12606 and jupyter/notebook#6425.

[blink1073]

Once we have a solution and migration script/guide for extension authors, I'll write a blog post.