Bump nixpkgs and simplify/clean up nix setup (#1529)

* Refactor tests and fix README * fix linting hints from new hlint version * postgrest-style with new nixpkgs-fmt
2020-05-20 21:30:20 -05:00
parent e6874c866d
commit 48c9ac36b1
27 changed files with 268 additions and 344 deletions
@@ -0,0 +1,5 @@
+self: super:
+# Overlay that sets the default version of PostgreSQL.
+{
+  postgresql = super.postgresql_12;
+}