refactor: componentize code (#203) #725

Job	Run time
build-splicer (ubuntu-latest)	6s
lint	6s
build-splicer (windows-latest)	13s
build (weval)	12s
build (debug)	12s
build (release)	9s
test-example	2m 13s
test (23.10.0, ubuntu-latest, release)	6m 29s
test (23.10.0, windows-latest, release)	7m 38s
test (23.10.0, ubuntu-latest, weval)	9m 42s
test (23.10.0, windows-latest, weval)	12m 16s
test (23.10.0, ubuntu-latest, debug)	7m 20s
test (23.10.0, windows-latest, debug)	9m 15s
test (23.10.0, macos-latest, debug)	5m 24s
test (23.10.0, macos-latest, release)	4m 57s
test (23.10.0, macos-latest, weval)	9m 17s
	1h 15m 29s

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