Add statfs support #13928

Job	Run time
check_if_release_branch	1s
towncrier_check	12s
changed_files	7s
build mirrord CLI	0s
lint	3m 25s
check-rust-docs	58s
test_agent	3m 20s
integration_tests	12m 0s
macos_tests	18m 52s
test_agent_image	2m 5s
test_cli_image	14m 58s
lint_markdown	0s
e2e (docker)	13m 17s
vscode_e2e_on_release_branch	0s
intellij_e2e_on_release_branch	0s
e2e (containerd)	12m 29s
ci	1s
	1h 21m 45s

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