Further improve regex and unit tests #1370

Job	Run time
PHP-Linter (8.4) / linter	12s
Linter / yaml-linter	6s
Linter / json-linter	24s
PHP-Linter (8.5) / linter	11s
PHP-Linter (8.3) / linter	12s
Linter / ecmascript-linter	0s
Linter / style-linter	0s
Unit tests, PHP 8.4, windows-latest	46s
Unit tests, PHP 8.3, ubuntu-latest	25s
Unit tests, PHP 8.5, ubuntu-latest	29s
Unit tests, PHP 8.3, windows-latest	40s
Unit tests, PHP 8.4, ubuntu-latest	23s
Unit tests, PHP 8.5, windows-latest	41s
Quality control	0s
Cleanup artifacts	0s
Code coverage	0s
Security checks	0s
	4m 29s

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