Spatially chunked and sharding compatible annotation writer #669

Job	Run time
ngauth (1.19, ubuntu-latest)	23s
client (20.x, ubuntu-latest)	1m 30s
client (20.x, windows-latest)	2m 15s
python-build-package (ubuntu-latest, *, linux, 20.x)	1m 36s
python-tests (3.9, 20.x, ubuntu-latest)	55s
client (20.x, macos-latest)	1m 33s
python-build-package (windows-latest, *, windows, 20.x)	2m 10s
python-tests (3.9, 20.x, windows-latest)	1m 1s
python-build-package (macos-latest, *_x86_64, macos_x86_64, 20.x)	1m 55s
python-tests (3.9, 20.x, macos-latest)	1m 8s
python-build-package (macos-latest, *_arm64, macos_arm64, 20.x)	1m 49s
wasm (ubuntu-latest)	1m 0s
python-tests (3.10, 20.x, ubuntu-latest)	59s
python-tests (3.10, 20.x, windows-latest)	59s
python-tests (3.10, 20.x, macos-latest)	1m 6s
python-tests (3.11, 20.x, ubuntu-latest)	1m 0s
python-tests (3.11, 20.x, windows-latest)	1m 0s
python-tests (3.11, 20.x, macos-latest)	1m 11s
python-publish-package	0s
	23m 30s

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