This is to fix the issue of lein 2.9 + Clojure 1.10 + lein-ring crashing on lein ring server invocation.
Via @weavejester's recommendation
If someone wants to submit a PR that mimics lein-jacker's dependency update function then that's fine by me.
But lein-ring should just need core.unify updated to 0.5.7 to get it working again.
Codox had the same issue.
This is to fix the issue of lein 2.9 + Clojure 1.10 + lein-ring crashing on
lein ring server
invocation.Via @weavejester's recommendation