refactor: Run validation before extension inference

[croyzor]

Resolves #943

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.80%. Comparing base (4409d1d) to head (5f0039c).

❗ Current head 5f0039c differs from pull request most recent head 035a44d. Consider uploading reports for the commit 035a44d to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1008      +/-   ##
==========================================
+ Coverage   85.73%   85.80%   +0.06%     
==========================================
  Files          79       79              
  Lines       14607    14621      +14     
  Branches    14607    14621      +14     
==========================================
+ Hits        12524    12546      +22     
+ Misses       1427     1418       -9     
- Partials      656      657       +1     

Flag	Coverage Δ
rust	85.80% <100.00%> (+0.06%)	⬆️

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[croyzor]

Superceded by #1011