Migrate to cas-lib #121

Job	Run time
PHP-Linter (8.4) / linter	22s
Linter / yaml-linter	5s
PHP-Linter (8.1) / linter	12s
PHP-Linter (8.3) / linter	14s
Linter / json-linter	26s
PHP-Linter (8.2) / linter	14s
Linter / ecmascript-linter	0s
Linter / style-linter	0s
Unit tests, PHP 8.1, ubuntu-latest	20s
Unit tests, PHP 8.1, windows-latest	59s
Unit tests, PHP 8.4, windows-latest	44s
Unit tests, PHP 8.3, windows-latest	50s
Unit tests, PHP 8.2, windows-latest	1m 0s
Unit tests, PHP 8.2, ubuntu-latest	21s
Unit tests, PHP 8.3, ubuntu-latest	20s
Unit tests, PHP 8.4, ubuntu-latest	22s
Quality control	30s
Code coverage	8s
Security checks	20s
Cleanup artifacts	4s
	7m 31s

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