Simplify build system

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 97.14286% with 1 line in your changes missing coverage. Please review.

Project coverage is 62.40%. Comparing base (3b472b1) to head (3acacfa). Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...imental/bayesian_neural_network/bayesian_linear.py	75.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #45 +/- ## ========================================== - Coverage 62.81% 62.40% -0.42% ========================================== Files 31 31 Lines 1100 1088 -12 ========================================== - Hits 691 679 -12 Misses 409 409 ```

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