Function push_full 

pub fn push_full(
    vfs: &Vfs,
    vfs_path: &str,
    workspace_parent: &Path,
) -> Result<(), VmSyncError>

Remove the exported leaf directory (if present), then copy the full VFS subtree at vfs_path into workspace_parent, and restore ELF execute bits under target/.

Errors

Returns VmSyncError on I/O or VFS failure.