add default back to the flake

flake.nix

@@ -5,33 +5,34 @@
     nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
   };
 
-  outputs = { self , nixpkgs, ... }:
+  outputs = { nixpkgs, ... }:
   let system = "x86_64-linux"; in
   {
     devShells."${system}".default =
     let
-      pkgs = import nixpkgs {
+      pkgs = nixpkgs.legacyPackages."${system}";
-        inherit system;
-      };
     in
-    pkgs.mkShell {
+      pkgs.mkShellNoCC {
-      packages = with pkgs; [
+        packages = with pkgs; [
-        clojure
+          clojure
-        clojure-lsp
+          clojure-lsp
-        leiningen
+          leiningen
-        vscodium
+          (vscode-with-extensions.override {
-        (vscode-with-extensions.override {
+            vscode = vscodium;
-          vscode = vscodium;
+            vscodeExtensions = pkgs.vscode-utils.extensionsFromVscodeMarketplace [
-          vscodeExtensions = pkgs.vscode-utils.extensionsFromVscodeMarketplace [
+              {
-            {
+                name = "calva";
-              name = "calva";
+                publisher = "betterthantomorrow";
-              publisher = "betterthantomorrow";
+                version = "v2.0.486";
-              version = "2.0.486";
+                sha256 = "sha256-pL+OgJvIK5eqE5Kr/wDeJ+2BGUT9Uj42coWSHtbPolk=";
-              sha256 = "sha256-pL+OgJvIK5eqE5Kr/wDeJ+2BGUT9Uj42coWSHtbPolk=";
+              }
-            }
+            ];
-          ];
+          })
-        })
+        ];
-      ];
+        shellHook = ''
-    };
+          echo "starting codium"
+          codium .
+        '';
+      };
   };
 }