Quantization: int8 (#134) #511

Job	Run time
lint / make lint #3.9	7m 58s
test / Python 3.9 on ubuntu-latest	13m 57s
lint / make lint #3.12	12m 44s
test / Python 3.9 on windows-latest	18m 23s
test / Python 3.9 on macos-latest	18m 20s
test / Python 3.10 on ubuntu-latest	18m 22s
test / Python 3.10 on windows-latest	18m 39s
test / Python 3.10 on macos-latest	9m 22s
test / Python 3.11 on ubuntu-latest	15m 49s
test / Python 3.11 on windows-latest	18m 44s
test / Python 3.11 on macos-latest	10m 58s
test / Python 3.12 on ubuntu-latest	18m 21s
test / Python 3.12 on windows-latest	31m 31s
test / Python 3.12 on macos-latest	31m 9s
	4h 4m 17s

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