[WIP] ci: add nextjs build step to e2e action

[Kiryous]

Closes #2036

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Name	Status	Preview	Comments	Updated (UTC)
keep	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Nov 24, 2024 11:21am

[talboren]

LGTM

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 31.11%. Comparing base (892a79e) to head (fb6054b).
Report is 19 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #2609       +/-   ##
===========================================
- Coverage   69.63%   31.11%   -38.52%     
===========================================
  Files         160       64       -96     
  Lines       15149     7025     -8124     
===========================================
- Hits        10549     2186     -8363     
- Misses       4600     4839      +239     

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