chore: migrate authifier into codebase (#658)

Co-authored-by: izzy <me@insrt.uk>
Signed-off-by: Zomatree <me@zomatree.live>
Signed-off-by: izzy <me@insrt.uk>

crates/delta/src/util/mod.rs

@@ -1,2 +1,4 @@
 pub mod ratelimits;
+
+#[cfg(test)]
 pub mod test;