Add Link time Optimisation support

[anitnilay20]

Closes #58

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 27.22%. Comparing base (ff0f8f9) to head (b623ea5).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #60   +/-   ##
=======================================
  Coverage   27.22%   27.22%           
=======================================
  Files          59       59           
  Lines        5154     5154           
=======================================
  Hits         1403     1403           
  Misses       3751     3751           

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