Enhancement: Synchronize with ergebnis/php-library-template

[localheinz]

This PR

• synchronizes with ergebnis/php-library-template

[codecov]

Codecov Report

Merging #323 (59b3cc6) into main (23663f8) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #323   +/-   ##
=========================================
  Coverage     97.79%   97.79%           
  Complexity       50       50           
=========================================
  Files             6        6           
  Lines           136      136           
=========================================
  Hits            133      133           
  Misses            3        3           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 23663f8...59b3cc6. Read the comment docs.