_managed_files owns the file snapshot reader and public metadata helpers used by pinned directories, durable copies, and opaque snapshots; transaction staging owns read_target and same_identity_and_contents; dead helpers removed; hook_template no longer re-exports the guard generator; mypy targets win32 so _windows_security type-checks.
Claude-Session: https://claude.ai/code/session_01Agoc9bRVE9KL7mmWtey9Vq
雷电芽衣
ZacharyZhang-NY