perf: refactor parts of StreamSearch #461

Job	Run time
test / Check Licenses	20s
test / Dependency Review	4s
test / Test (14, macos-latest)	47s
test / Test (14, ubuntu-latest)	26s
test / Test Fastify Integration	0s
test / Lint Code	0s
test / Test (16, macos-latest)	45s
test / Test (16, ubuntu-latest)	25s
test / Test (16, windows-latest)	59s
test / Test (18, macos-latest)	36s
test / Test (18, ubuntu-latest)	23s
test / Test (18, windows-latest)	1m 11s
test / Test (20, macos-latest)	35s
test / Test (20, ubuntu-latest)	19s
test / Test (20, windows-latest)	1m 6s
test / Test (21, macos-latest)	2m 27s
test / Test (21, ubuntu-latest)	27s
test / Test (21, windows-latest)	1m 0s
test / Automerge Dependabot PRs	0s
	11m 50s

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