diff --git a/flake.nix b/flake.nix
index 1248308..6860495 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,133 +1,134 @@
 {
-  description = "Example Darwin system flake";
+    description = "Example Darwin system flake";
 
-  inputs = {  
-    nix-homebrew.url = "github:zhaofengli-wip/nix-homebrew";
-    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
-    nix-darwin.url = "github:LnL7/nix-darwin";
-    nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
-  };
-
-  outputs = inputs@{ self, nix-darwin, nixpkgs, nix-homebrew, ... }:
-  let
-    configuration = { pkgs, ... }: {
-      # List packages installed in system profile. To search by name, run:
-      # $ nix-env -qaP | grep wget
-      environment.systemPackages =
-        [ 
-            pkgs.termdown
-            pkgs.fastfetch
-	        pkgs.neovim
-        ];
-      
-      homebrew = {
-          enable = true;
-          casks = [
-            "firefox"
-            "arc"
-            "cyberduck"
-            "discord"
-            "gpg-suite-no-mail"
-            "iina"
-            "jetbrains-toolbox"
-            "keka"
-            "maccy"
-            "nordvpn"
-            "notion"
-            "plex"
-            "swish"
-            "termius"
-            "tower"
-            "warp"
-          ];   
-          brews = [
-            "wget"
-            "act"
-            "bear"
-            "cmake"
-            "deno"
-            "firebase-cli"
-            "git"
-            "git-flow"
-            "git-lfs"
-            "gnupg"
-            "gtk+3"
-            "llvm@18"
-            "nvm"
-            "pinentry-mac"
-            "pinentry"
-            "pnpm"
-            "sdl2"
-            "sdl2_image"
-            "sdl2_ttf"
-            "terraform"
-            "tmux"
-            "tree"
-            "wget"
-            "zsh"
-            "yubikey-agent"
-          ];
-          taps = [
-            "hashicorp/tap"
-          ];
-          onActivation.cleanup = "uninstall";
-          onActivation.autoUpdate = true;
-          onActivation.upgrade = true;
-
-      };
-
-      # Allow broken packages
-      nixpkgs.config.allowBroken = true; 
-        # allow unfree packages
-        nixpkgs.config.allowUnfree = true;
-      # Auto upgrade nix package and the daemon service.
-      services.nix-daemon.enable = true;
-      # nix.package = pkgs.nix;
-
-      # Necessary for using flakes on this system.
-      nix.settings.experimental-features = "nix-command flakes";
-
-      # Create /etc/zshrc that loads the nix-darwin environment.
-      programs.zsh.enable = true;  # default shell on catalina
-      # programs.fish.enable = true;
-
-      # Set Git commit hash for darwin-version.
-      system.configurationRevision = self.rev or self.dirtyRev or null;
-
-      # Used for backwards compatibility, please read the changelog before changing.
-      # $ darwin-rebuild changelog
-      system.stateVersion = 5;
-
-      # The platform the configuration will be used on.
-      nixpkgs.hostPlatform = "aarch64-darwin";
+    inputs = {  
+        nix-homebrew.url = "github:zhaofengli-wip/nix-homebrew";
+        nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+        nix-darwin.url = "github:LnL7/nix-darwin";
+        nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
     };
-  in
-  {
+
+    outputs = inputs@{ self, nix-darwin, nixpkgs, nix-homebrew, ... }:
+        let
+        configuration = { pkgs, ... }: {
+# List packages installed in system profile. To search by name, run:
+# $ nix-env -qaP | grep wget
+            environment.systemPackages =
+                [ 
+                pkgs.termdown
+                    pkgs.fastfetch
+                    pkgs.neovim
+                ]; 
+
+            # HomeBrew configuration
+            homebrew = {
+                enable = true;
+                casks = [
+                        "firefox"
+                        "arc"
+                        "cyberduck"
+                        "discord"
+                        "gpg-suite-no-mail"
+                        "iina"
+                        "jetbrains-toolbox"
+                        "keka"
+                        "maccy"
+                        "nordvpn"
+                        "notion"
+                        "plex"
+                        "swish"
+                        "termius"
+                        "tower"
+                        "warp"
+                ];   
+                brews = [
+                    "wget"
+                        "act"
+                        "bear"
+                        "cmake"
+                        "deno"
+                        "firebase-cli"
+                        "git"
+                        "git-flow"
+                        "git-lfs"
+                        "gnupg"
+                        "gtk+3"
+                        "llvm@18"
+                        "nvm"
+                        "pinentry-mac"
+                        "pinentry"
+                        "pnpm"
+                        "sdl2"
+                        "sdl2_image"
+                        "sdl2_ttf"
+                        "terraform"
+                        "tmux"
+                        "tree"
+                        "wget"
+                        "zsh"
+                        "yubikey-agent"
+                        ];
+                taps = [
+                    "hashicorp/tap"
+                ];
+                onActivation.cleanup = "uninstall";
+                onActivation.autoUpdate = true;
+                onActivation.upgrade = true;
+
+            };
+
+            # Allow broken packages
+            nixpkgs.config.allowBroken = true; 
+            # allow unfree packages
+            nixpkgs.config.allowUnfree = true;
+            # Auto upgrade nix package and the daemon service.
+            services.nix-daemon.enable = true;
+            # nix.package = pkgs.nix;
+
+            # Necessary for using flakes on this system.
+            nix.settings.experimental-features = "nix-command flakes";
+
+            # Create /etc/zshrc that loads the nix-darwin environment.
+            programs.zsh.enable = true;  # default shell on catalina
+            # programs.fish.enable = true;
+
+            # Set Git commit hash for darwin-version.
+            system.configurationRevision = self.rev or self.dirtyRev or null;
+
+            # Used for backwards compatibility, please read the changelog before changing.
+            # $ darwin-rebuild changelog
+            system.stateVersion = 5;
+
+            # The platform the configuration will be used on.
+            nixpkgs.hostPlatform = "aarch64-darwin";
+        };
+    in
+    {
     # Build darwin flake using:
     # $ darwin-rebuild build --flake .#simple
-    darwinConfigurations."MBP-Louis" = nix-darwin.lib.darwinSystem {
-      modules = [ 
-      configuration
-      nix-homebrew.darwinModules.nix-homebrew
-        {
-          nix-homebrew = {
-            # Install Homebrew under the default prefix
-            enable = true;
+        darwinConfigurations."MBP-Louis" = nix-darwin.lib.darwinSystem {
+            modules = [ 
+                configuration
+                nix-homebrew.darwinModules.nix-homebrew
+                {
+                    nix-homebrew = {
+                    # Install Homebrew under the default prefix
+                        enable = true;
 
-            # Apple Silicon Only: Also install Homebrew under the default Intel prefix for Rosetta 2
-            enableRosetta = true;
+                    # Apple Silicon Only: Also install Homebrew under the default Intel prefix for Rosetta 2
+                        enableRosetta = true;
 
-            # User owning the Homebrew prefix
-            user = "louisgallet";
+                    # User owning the Homebrew prefix
+                        user = "louisgallet";
 
-            # Automatically migrate existing Homebrew installations
-            autoMigrate = true;
-          };
-        }
-        ];
+                    # Automatically migrate existing Homebrew installations
+                        autoMigrate = true;
+                    };
+                }
+            ];
+        };
+
+        # Expose the package set, including overlays, for convenience.
+        darwinPackages = self.darwinConfigurations."MBP-Louis".pkgs;
     };
-
-    # Expose the package set, including overlays, for convenience.
-    darwinPackages = self.darwinConfigurations."MBP-Louis".pkgs;
-  };
 }