Add chunkExporter #11344

Job	Run time
compatibility-test (~1.22.0, ubuntu-latest, 386)	1m 36s
compatibility-test (~1.22.0, ubuntu-latest, amd64)	44s
compatibility-test (~1.22.0, macos-latest, amd64)	1m 32s
compatibility-test (~1.22.0, windows-latest, 386)	3m 2s
compatibility-test (~1.22.0, windows-latest, amd64)	3m 21s
compatibility-test (~1.22.0, actuated-arm64-2cpu-8gb, arm64)	1m 42s
lint	2m 6s
test-bench	46s
compatibility-test (~1.21.3, ubuntu-latest, 386)	49s
test-coverage	1m 4s
compatibility-test (~1.21.3, ubuntu-latest, amd64)	1m 7s
test-race	1m 49s
compatibility-test (~1.21.3, macos-latest, amd64)	2m 5s
compatibility-test (~1.21.3, windows-latest, 386)	3m 38s
compatibility-test (~1.21.3, windows-latest, amd64)	3m 37s
compatibility-test (~1.21.3, actuated-arm64-2cpu-8gb, arm64)	1m 42s
test-compatibility	1s
	30m 41s

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