[WIP] interpreter: (linalg) add helper function for linalg interpretation

[superlopuh]

Opening as draft PR to share the state of things with with @Lishin1215, who expressed interest in working on linalg.

I still need to clean up the code.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.34%. Comparing base (583e55b) to head (066a2d8).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5704   +/-   ##
=======================================
  Coverage   86.34%   86.34%           
=======================================
  Files         406      406           
  Lines       57732    57706   -26     
  Branches     6707     6700    -7     
=======================================
- Hits        49848    49828   -20     
+ Misses       6325     6322    -3     
+ Partials     1559     1556    -3     

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