add readme note

README.md

@@ -2,3 +2,5 @@
 ```
 nix run .#home-manager -- switch --flake .#<configuration>
 ```
+
+(even on non-nixos systems. I use this config on archlinux)

flake.nix

@@ -29,10 +29,12 @@
           inherit (args) extraSpecialArgs;
         });
 
-    in flake-utils.lib.eachDefaultSystem (system: rec {
+    in
-      formatter = legacyPackages.nixfmt;
+    flake-utils.lib.eachDefaultSystem
-      legacyPackages = pkgsForSystem system;
+      (system: rec {
-    }) // {
+        formatter = legacyPackages.nixfmt;
+        legacyPackages = pkgsForSystem system;
+      }) // {
       # non-system suffixed items should go here
       nixosModules.home = import ./home.nix; # attr set or list
 

home.nix

@@ -129,6 +129,15 @@ in
         };
       };
 
+      typst-vim = {
+        enable = true;
+        settings = {
+          cmd = "${pkgs.typst}/bin/typst";
+          conceal_math = true;
+          auto_close_toc = true;
+        };
+      };
+
       lualine = {
         enable = true;
         theme = "onedark";