darwin/configuration.nix

@@ -21,9 +21,6 @@
   # Auto upgrade nix package and the daemon service.
   services.nix-daemon.enable = true;
   nix.package = pkgs.nix;
-  nix.extraOptions = ''
-    experimental-features = nix-command flakes
-  '';
 
   nix.distributedBuilds = true;
   nix.buildMachines = [{
@@ -66,16 +63,14 @@
     };
   };
 
-  system.activationScripts.applications.text = pkgs.lib.mkForce (
-    ''
-      rm -rf /Applications/Nix
-      mkdir -p /Applications/Nix
-      for app in $(find ${config.system.build.applications}/Applications -maxdepth 1 -type l); do
-        src="$(/usr/bin/stat -f%Y "$app")"
-        cp -r "$src" /Applications/Nix
-      done
-    ''
-  );
+  system.activationScripts.applications.text = pkgs.lib.mkForce (''
+    rm -rf /Applications/Nix
+    mkdir -p /Applications/Nix
+    for app in $(find ${config.system.build.applications}/Applications -maxdepth 1 -type l); do
+      src="$(/usr/bin/stat -f%Y "$app")"
+      cp -r "$src" /Applications/Nix
+    done
+  '');
 
   # Used for backwards compatibility, please read the changelog before changing.
   # $ darwin-rebuild changelog

home.nix

@@ -16,7 +16,6 @@
 
   home.packages = with pkgs; [
     direnv
-    exa
     fd
     git
     gitAndTools.gh
@@ -71,10 +70,10 @@
         EDITOR = "vim";
         GOPATH = "$HOME/.go";
       };
-      shellAliases = {
-        ls = "exa --git";
-        ll = "exa -lh --git";
-      };
+    };
+    dircolors = {
+      enable = true;
+      enableZshIntegration = true;
     };
     starship = {
       enable = true;