tests: build test and cache both versions

Author: samrose

docker/nix/build_nix.sh

@@ -9,5 +9,9 @@ nix build .#checks.$(nix-instantiate --eval -E builtins.currentSystem | tr -d '"
 nix build .#checks.$(nix-instantiate --eval -E builtins.currentSystem | tr -d '"').psql_16 -L --no-link
 nix build .#psql_15/bin -o psql_15
 nix build .#psql_16/bin -o psql_16
+<<<<<<< HEAD
+=======
+nix flake check -L 
+>>>>>>> aa5dd9a (tests: build test and cache both versions)
 nix copy --to s3://nix-postgres-artifacts?secret-key=nix-secret-key ./psql_15
 nix copy --to s3://nix-postgres-artifacts?secret-key=nix-secret-key ./psql_16