Improve PHP Docs

[ilicmiljan]

Description of Changes

This PR improves the PHP documentation within the library, focusing on enhancing readability and maintainability.

Changes include adding @inheritDoc annotations for better IDE support, updating method documentation for clarity, and removing unused imports.

How Has This Been Tested?

The changes are related to documentation and do not directly affect the library's functionality, so traditional testing might not apply. The emphasis is on ensuring the documentation accurately reflects the library's code and usage.

Checklist

Please confirm the following:

• I have tested my changes and corrected any errors.
• I have documented my changes if necessary.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.11%. Comparing base (de2a40a) to head (6c111cb).

Additional details and impacted files

@@            Coverage Diff            @@
##               main      #11   +/-   ##
=========================================
  Coverage     96.11%   96.11%           
  Complexity       63       63           
=========================================
  Files            17       17           
  Lines           206      206           
=========================================
  Hits            198      198           
  Misses            8        8           

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