Update build workflows to use image caching, multi-arch, auto-tag #46

Job	Run time
pytest / check-img-cache	3s
pytest / check-img-cache	3s
pytest / check-img-cache	3s
pytest / check-img-cache	4s
pytest / check-img-cache	2s
pytest / check-img-cache	3s
pytest / check-img-cache	3s
pytest / check-img-cache	3s
pytest / test-img-build / build-image	3m 25s
pytest / test-img-build / build-image	3m 51s
pytest / test-img-build / build-image	3m 26s
pytest / test-img-build / build-image	3m 30s
pytest / test-img-build / build-image	3m 30s
pytest / test-img-build / build-image	3m 21s
pytest / test-img-build / build-image	4m 49s
pytest / test-img-build / build-image	3m 32s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / test-img-build / scan-image	0s
pytest / run-pytest	1m 1s
pytest / run-pytest	1m 17s
pytest / run-pytest	5s
pytest / run-pytest	4s
pytest / run-pytest	6s
pytest / run-pytest	9s
pytest / run-pytest	5s
pytest / run-pytest	1m 35s
	34m 10s

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