fix: could not override the default package

Author: GetPsyched

flake.nix

@@ -17,10 +17,7 @@
     in
     {
       packages = forAllSystems (pkgs: with pkgs; {
-        default = ({ environments ? [ "nix" ] }: symlinkJoin {
-          name = "default";
-          paths = builtins.concatMap (env: (import ./devShells/${env}.nix { inherit pkgs; }).default) environments;
-        }) { };
+        default = ({ environments ? [ "nix" ] }: callPackage ./packages/default.nix { inherit environments; }) { };
 
         vscodium = ({ environments ? [ "nix" ] }: callPackage ./packages/vscodium.nix {
           envExtensions = (builtins.concatMap (env: (import ./devShells/${env}.nix { inherit pkgs; }).vscodium.extensions) environments);

packages/default.nix

@@ -0,0 +1,6 @@
+{ environments, pkgs, ... }:
+
+with pkgs; symlinkJoin {
+  name = "default";
+  paths = builtins.concatMap (env: (import ../devShells/${env}.nix { inherit pkgs; }).default) environments;
+}