Maybe add it to the templates as well

flake.nix

@@ -12,6 +12,11 @@
         description = "What I consider to be the bare minimum flake";
       };
 
+      haskell = {
+        path = ./haskell;
+        description = "A basic Haskell flake";
+      };
+
     };
     defaultTemplate = self.templates.trivial;
   };