feat: store user and group who own each file

Actually, these aren't yet actually stored in the backup. That will
happen when there's a way to verify file metadata stored in the
backup. But this adds the code to look up the data during a backup so
that at least that part gets some exercise.

1 files changed, 1 insertions, 0 deletions

diff --git a/Cargo.toml b/Cargo.toml
index d36c450..e9bd95e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,6 +30,7 @@ structopt = "0.3"
 tempfile = "3.1"
 thiserror = "1"
 tokio = { version = "0.2", features = ["macros"] }
+users = "0.11"
 uuid = { version = "0.8", features = ["v4"] }
 walkdir = "2"
 warp = { version = "0.2", features = ["tls"] }