used formatter

flake.nix

@@ -5,14 +5,13 @@
     nixpkgs.url = github:nixos/nixpkgs/nixos-23.05;
   };
 
-  outputs = {
-    self,
-    nixpkgs,
-  }: let
+  outputs = { self, nixpkgs }:
+    let
       supportedSystems = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
       forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
       pkgs = forAllSystems (system: nixpkgs.legacyPackages.${system});
     in {
+
       # Formatter
       formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.alejandra);
 
@@ -30,6 +29,7 @@
             (poetry2nix.mkPoetryEnv { projectDir = self; })
             poetry
           ];
+
         };
       });