Cabal updates

flake.nix

@@ -12,24 +12,29 @@
       packageName       = "HELPS";
       containerPackageName = "${packageName}-container";
 
+      c2n = haskellPackages.callCabal2nix packageName self rec {};
+      HELPS = c2n.overrideAttrs (old: {
+        doHaddock = true;
+        enableSeparateDocOutput = false;
+        enableSharedExecutables = false;
+        enableSharedLibraries = false;
+      });
+
       haskellPackages = pkgs.haskellPackages;
-
-      enableSharedExecutables = false;
-      enableSharedLibraries = false;
-
-      HELPS = pkgs.haskell.lib.justStaticExecutables self.packages.${system}.default;
     in {
-      packages.${packageName} =
-        haskellPackages.callCabal2nix packageName self rec {};
+      packages.${packageName} = pkgs.haskell.lib.justStaticExecutables HELPS;
+      packages.HELPSDocs = HELPS;
 
       packages.default = self.packages.${system}.${packageName};
       defaultPackage = self.packages.${system}.default;
 
       devShells.default = pkgs.mkShell {
         buildInputs = with pkgs; [
-          ghcid
-          cabal-install
-          ghc
+          self.packages.${system}.default
+          pkgs.haskellPackages.cabal-install
+          pkgs.haskellPackages.ghc
+          pkgs.haskellPackages.ghcid
+          pkgs.haskellPackages.haskell-language-server
         ];
         inputsFrom = builtins.attrValues self.packages.${system};
       };