Add statfs support #13969

Job	Run time
towncrier_check	8s
changed_files	11s
check_if_release_branch	1s
build mirrord CLI	0s
test_agent	3m 25s
check-rust-docs	1m 8s
lint	4m 3s
integration_tests	12m 26s
macos_tests	25m 38s
test_agent_image	6m 35s
test_cli_image	14m 51s
lint_markdown	0s
intellij_e2e_on_release_branch	0s
vscode_e2e_on_release_branch	0s
e2e (docker)	14m 33s
e2e (containerd)	14m 33s
ci	1s
	1h 37m 33s

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