scanner: activation du service + driver HP

services/scanner.nix

@@ -11,11 +11,20 @@ mkIf flags.scanner {
 
   # Paquets
   environment.systemPackages = with pkgs; [
+    # Driver
+    hplip                     # Scanner HP
+    python27Packages.pyqt4    # dépendance hplip
+
+    # Outils pour exploiter les scanners
     simple-scan
   ];
 
   # Services
   hardware.sane.enable = true;
+  services.saned = {
+    enable = true;
+    extraConfig = "192.168.0.0/24";
+  };
 
   # Réseau
   networking.firewall = {