✨ Integrate ccache

[burgholzer]

Description

Resolves #253.

Reference PR:

• 👨‍💻 introduce compiler cache core#323

Checklist:

• The pull request only contains commits that are related to it.
• I have added appropriate tests and documentation.
• I have made sure that all CI jobs on GitHub pass.
• The pull request introduces no new warnings and follows the project's style guidelines.

[codecov]

Codecov Report

Merging #273 (42342d4) into main (7f38148) will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff          @@
##            main    #273   +/-   ##
=====================================
  Coverage   92.1%   92.1%           
=====================================
  Files         45      45           
  Lines       3771    3771           
  Branches     625     625           
=====================================
  Hits        3475    3475           
  Misses       296     296           

Flag	Coverage Δ
cpp	91.6% <ø> (ø)
python	95.9% <ø> (ø)

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[burgholzer]

Superceeded by #366