Add `huak_python_manager` crate #342

Job	Run time
Formatting check	16s
Build with maturin	1m 23s
Clippy lints	23s
Build and test (ubuntu-latest)	2m 43s
Build and test (windows-latest)	4m 39s
Build and test (macos-latest)	5m 4s
	14m 28s

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