use rust flake

configuration.nix

@@ -2,7 +2,7 @@
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
 
-{ pkgs, config, ... }: {
+{ pkgs, ... }: {
   imports = [
     <home-manager/nixos>
     ./hardware-configuration.nix
@@ -16,10 +16,9 @@
   ];
 
   nix.settings = {
-    substituters = [
-      "https://helix.cachix.org"
-    ];
-    trusted-public-keys = [ "helix.cachix.org-1:ejp9KQpR1FBI2onstMQ34yogDm4OgU2ru6lIwPvuCVs=" ];
+    substituters = [ "https://helix.cachix.org" ];
+    trusted-public-keys =
+      [ "helix.cachix.org-1:ejp9KQpR1FBI2onstMQ34yogDm4OgU2ru6lIwPvuCVs=" ];
 
   };
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
@@ -57,8 +56,10 @@
     any-nix-shell fish --info-right | source
   '';
 
-  xdg.portal.enable = true;
-  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+  xdg.portal = {
+    enable = true;
+    wlr.enable = true;
+  };
 
   # hostname
   networking.hostName = "bat"; # Define your hostname.
@@ -147,7 +148,7 @@
     alsa.support32Bit = true;
     pulse.enable = true;
     wireplumber.enable = true;
-    # jack.enable = true;
+    jack.enable = true;
 
     # use the example session manager (no others are packaged yet so this is enabled by default,
     # no need to redefine it in your config for now)
@@ -192,7 +193,5 @@
   # vars
   environment.variables = { MOZ_USE_XINPUT2 = "DEFAULT=1"; };
 
-  nixpkgs.config.permittedInsecurePackages = [
-                "python-2.7.18.6"
-              ];
+  nixpkgs.config.permittedInsecurePackages = [ "python-2.7.18.6" ];
 }

flake.nix

@@ -1,6 +1,7 @@
 {
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-23.05";
+    mozilla.url = "github:mozilla/nixpkgs-mozilla";
     # hyprland.url = "github:hyprwm/Hyprland";
     supercolor.url = "github:zoe-bat/supercolor";
     kaokao.url = "github:zoe-bat/kaokao";
@@ -10,16 +11,14 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };
-  outputs = { self, nixpkgs
-    , home-manager, supercolor, i3layouts-rofi, kaokao 
-    }@inputs:
-    let
-      system = "x86_64-linux";
+  outputs = { self, nixpkgs, home-manager, supercolor, i3layouts-rofi, kaokao
+    , mozilla }@inputs:
+    let system = "x86_64-linux";
     in {
       nixosConfigurations.bat = nixpkgs.lib.nixosSystem {
-        system = "x86_64-linux";
+        system = system;
         modules = [
-          ({ config, pkgs, ... }: { nixpkgs.overlays = [ ]; })
+          ({ config, pkgs, ... }: { nixpkgs.overlays = [ mozilla.overlays.rust ]; })
           ./configuration.nix
         ];
         specialArgs = inputs;

user.nix

@@ -1,10 +1,5 @@
 { pkgs, supercolor, kaokao, i3layouts-rofi, ... }:
-let
-  my-python-packages = p:
-    with p; [
-      i3ipc
-      python-lsp-server
-    ];
+let my-python-packages = p: with p; [ pytest i3ipc python-lsp-server ];
 in {
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.zoe = {
@@ -149,11 +144,11 @@ in {
       nodePackages_latest.svelte-language-server
       nodePackages_latest.svelte-check
       ## rust
+      latest.rustChannels.stable.rust
       cargo-watch
       llvmPackages_rocm.clang
       mold
       libclang
-      rustup
       taplo
       cargo-outdated
       cargo-generate