feat: allow easier configuration of matcher #5039

Job	Run time
sample_operators_tests (sample-operators/mysql-schema)	2m 32s
sample_operators_tests (sample-operators/tomcat-operator)	2m 43s
sample_operators_tests (sample-operators/webpage)	2m 46s
sample_operators_tests (sample-operators/leader-election)	3m 1s
	11m 2s

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