+ifndef NIXOPS_ENV_LOADED
+ $(error "Please load environment with direnv")
+endif
+
+###### Current channel information
+nix-info:
+ @version=$$(nix eval --raw nixpkgs.lib.version) && \
+ mainversion=$$(echo $$version | cut -d"." -f -2) && \
+ echo "https://releases.nixos.org/nixos/$$mainversion/nixos-$$version/nixexprs.tar.xz" && \
+ nix-instantiate --find-file nixpkgs
+.PHONY: nix-info
+
+###### Initial setup