WIP: migrate to pnpm

[pierremtb]

Quick attempt at a pnpm migration. Seems to work better with vercel out of the box and the setup-node action. Electron Forge just added support for it in 7.7.0. Big diff as we need to specify peer dependencies too afaik

[qa-wolf]

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[vercel]

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Name	Status	Preview	Updated (UTC)
modeling-app	✅ Ready (Inspect)	Visit Preview	Feb 27, 2025 9:53pm

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.41%. Comparing base (850c5c6) to head (d715a8b).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5523      +/-   ##
==========================================
- Coverage   86.43%   86.41%   -0.02%     
==========================================
  Files          97       97              
  Lines       37194    37194              
==========================================
- Hits        32150    32143       -7     
- Misses       5044     5051       +7     

Flag	Coverage Δ
wasm-lib	86.41% <ø> (-0.02%)	⬇️

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