fix PC fixe

flake.nix

@@ -2,7 +2,7 @@
   inputs = {
     nixpkgs.url = "flake:nixpkgs/nixos-23.05";
     nixpkgs-unstable.url = "flake:nixpkgs/nixos-unstable";
-    utils.url = "github:gytis-ivaskevicius/flake-utils-plus/v1.3.1";
+    utils.url = "github:gytis-ivaskevicius/flake-utils-plus/v1.4.0";
     simple-nixos-mailserver = {
       url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-23.05";
       inputs = {
@@ -24,6 +24,8 @@
 
     inherit self inputs;
 
+    channels.nixpkgs-unstable.config = { allowUnfree = true; };
+
     supportedSystems = [ "x86_64-linux" ];
 
     # Patch example

systems/common-gui.nix

@@ -1,8 +1,6 @@
 { config, pkgs, ... }:
 
 {
-  nixpkgs.config.allowUnfreePredicate = (pkg: true);
-
   environment.systemPackages = with pkgs; [
     filezilla
     qbittorrent
@@ -16,8 +14,8 @@
 
     betaflight-configurator
 
-    electrum
-    electron-cash
+    # electrum
+    # electron-cash
     ledger-live-desktop
     monero-gui