feat: Support all APIs required by Casbin Editor #5

Job	Run time
test (3.9)	8s
test (3.12)	9s
test (3.11)	9s
test (3.10)	7s
build-binaries (ubuntu-latest)	24s
build-binaries (macos-latest)	21s
build-binaries (windows-latest)	54s
release	0s
	2m 12s

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