「🔨」 fix(Flake): Simplify flake so it work

flake.nix

@@ -2,35 +2,23 @@
 	description = "A Nix-flake-based C/C++ development environment";
 	inputs = {
 		nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-		flake-utils.url = "github:numtide/flake-utils";
 		pogit.url = "github:y-syo/pogit";
 	};
 
-	outputs = inputs:{ nixpkgs, flake-utils, ... }: flake-utils.lib.eachDefaultSystem (system:
+	outputs = inputs@{ self, nixpkgs, pogit }: 
 		let 
-			pkgs = nixpkgs.legacyPackages.${system};
-		in
-		{
-			devShells = ({
-			    default = pkgs.mkShell.override
-				{
-				}
-				{
+			pkgs = nixpkgs.legacyPackages.x86_64-linux;  # Use x86_64-linux as an example
+		in {
+			devShell.x86_64-linux = pkgs.mkShell {
 				buildInputs = with pkgs; [
 					gcc
 					clang
-					];
-
-					packages = with pkgs; [
-						clang
-						gcc
 					gdb
 					norminette
 					valgrind
-						inputs.pogit.packages.${pkgs.system}.default
 					git
+					inputs.pogit.packages.${pkgs.system}.default
 				];
 			};
-			});
-    });
+		};
 }