chore: review comments

Author: joske

.cargo/audit.toml

@@ -1,2 +1,8 @@
 [advisories]
-ignore = ["RUSTSEC-2024-0436", "RUSTSEC-2021-0139"]
+ignore = [
+  # As the rust community considers the paste crate 'done', we can safely ignore this warning.
+  # see https://users.rust-lang.org/t/paste-alternatives/126787/2
+  "RUSTSEC-2024-0436",
+  # ansi_term crate is unmaintained since 2021, we can ignore this warning.
+  "RUSTSEC-2021-0139",
+]