chore: Update flake.lock

Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/a4bac2b9ba2f9bd68032880da8ae6b44fbc46047' (2025-06-24)
  → 'github:nix-community/home-manager/392ddb642abec771d63688c49fa7bcbb9d2a5717' (2025-07-12)
• Updated input 'nixos-generators':
    'github:nix-community/nixos-generators/ee07ba0d36c38e9915c55d2ac5a8fb0f05f2afcc' (2025-05-19)
  → 'github:nix-community/nixos-generators/032decf9db65efed428afd2fa39d80f7089085eb' (2025-07-07)
• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/1552a9f4513f3f0ceedcf90320e48d3d47165712' (2025-06-20)
  → 'github:NixOS/nixos-hardware/7ced9122cff2163c6a0212b8d1ec8c33a1660806' (2025-07-09)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/4206c4cb56751df534751b058295ea61357bbbaa' (2025-06-21)
  → 'github:NixOS/nixpkgs/9807714d6944a957c2e036f84b0ff8caf9930bc0' (2025-07-08)
• Updated input 'nixpkgs-small':
    'github:NixOS/nixpkgs/4396a137499b6cc9f9fe9f3c266577bd52d455a4' (2025-06-24)
  → 'github:NixOS/nixpkgs/d3807bc34e7d086b4754e1c842505570e23f9d01' (2025-07-12)
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/a05be418a1af1198ca0f63facb13c985db4cb3c5' (2025-06-06)
  → 'github:numtide/treefmt-nix/c9d477b5d5bd7f26adddd3f96cfd6a904768d4f9' (2025-07-09)

flake.lock

@@ -110,11 +110,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1750730235,
-        "narHash": "sha256-rZErlxiV7ssvI8t7sPrKU+fRigNc2KvoKZG3gtUtK50=",
+        "lastModified": 1752286566,
+        "narHash": "sha256-A4nftqiNz2bNihz0bKY94Hq/6ydR6UQOcGioeL7iymY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "d07e9cceb4994ed64a22b9b36f8b76923e87ac38",
+        "rev": "392ddb642abec771d63688c49fa7bcbb9d2a5717",
         "type": "github"
       },
       "original": {
@@ -160,11 +160,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1747663185,
-        "narHash": "sha256-Obh50J+O9jhUM/FgXtI3he/QRNiV9+J53+l+RlKSaAk=",
+        "lastModified": 1751903740,
+        "narHash": "sha256-PeSkNMvkpEvts+9DjFiop1iT2JuBpyknmBUs0Un0a4I=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "ee07ba0d36c38e9915c55d2ac5a8fb0f05f2afcc",
+        "rev": "032decf9db65efed428afd2fa39d80f7089085eb",
         "type": "github"
       },
       "original": {
@@ -175,11 +175,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1750431636,
-        "narHash": "sha256-vnzzBDbCGvInmfn2ijC4HsIY/3W1CWbwS/YQoFgdgPg=",
+        "lastModified": 1752048960,
+        "narHash": "sha256-gATnkOe37eeVwKKYCsL+OnS2gU4MmLuZFzzWCtaKLI8=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "1552a9f4513f3f0ceedcf90320e48d3d47165712",
+        "rev": "7ced9122cff2163c6a0212b8d1ec8c33a1660806",
         "type": "github"
       },
       "original": {
@@ -191,11 +191,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1750506804,
-        "narHash": "sha256-VLFNc4egNjovYVxDGyBYTrvVCgDYgENp5bVi9fPTDYc=",
+        "lastModified": 1751984180,
+        "narHash": "sha256-LwWRsENAZJKUdD3SpLluwDmdXY9F45ZEgCb0X+xgOL0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4206c4cb56751df534751b058295ea61357bbbaa",
+        "rev": "9807714d6944a957c2e036f84b0ff8caf9930bc0",
         "type": "github"
       },
       "original": {
@@ -207,11 +207,11 @@
     },
     "nixpkgs-small": {
       "locked": {
-        "lastModified": 1750752886,
-        "narHash": "sha256-pP1ZBxEo44HbLDyXVPPK8BQO882eGKpW9zzXliGFA/8=",
+        "lastModified": 1752298176,
+        "narHash": "sha256-wY7/8k5mJbljXxBUX1bDHFVUcMrWdrDT8FNDrcPwLbA=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "83685a4ccd44d2d4c09f2e5f7773d2f3f2156121",
+        "rev": "d3807bc34e7d086b4754e1c842505570e23f9d01",
         "type": "github"
       },
       "original": {
@@ -274,11 +274,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749194973,
-        "narHash": "sha256-eEy8cuS0mZ2j/r/FE0/LYBSBcIs/MKOIVakwHVuqTfk=",
+        "lastModified": 1752055615,
+        "narHash": "sha256-19m7P4O/Aw/6+CzncWMAJu89JaKeMh3aMle1CNQSIwM=",
         "owner": "numtide",
         "repo": "treefmt-nix",
-        "rev": "a05be418a1af1198ca0f63facb13c985db4cb3c5",
+        "rev": "c9d477b5d5bd7f26adddd3f96cfd6a904768d4f9",
         "type": "github"
       },
       "original": {

nixos/gorgon/configuration.nix

@@ -128,6 +128,7 @@ in
     enable = true;
     browsing = true;
     drivers = with pkgs; [
+      config.dadada.pkgs.citizen-cups
       hplip
       brlaser
       brgenml1lpr

nixos/ninurta/printing.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ cfg, pkgs, ... }:
 {
   hardware = {
     printers = {
@@ -29,7 +29,10 @@
 
   services.printing = {
     enable = true;
-    drivers = [ pkgs.brlaser ];
+    drivers = [
+      pkgs.brlaser
+      pkgs.gutenprint
+    ];
     # Remove all state at the start of the service
     stateless = true;
     listenAddresses = [ "192.168.101.29:631" ];

pkgs/citizen-cups.nix

@@ -0,0 +1,70 @@
+{
+  cups,
+  fetchzip,
+  lib,
+  stdenv,
+  rpm,
+}:
+
+let
+  version = "1.2.8";
+in
+stdenv.mkDerivation {
+  inherit version;
+  name = "citizen-cups";
+  pname = "citizen-cups";
+
+  src = fetchzip {
+    url = "https://www.citizen-systems.com/resource/support/POS/Generic_Printer_Files/CUPS_Linux_Driver/CUPS_Linux_Driver.zip";
+    hash = "sha256-2ha24/7oS/rINKmYxyVryX66kkc6niCChxhw/2KOPSw=";
+  };
+
+  nativeBuildInputs = [
+    rpm
+  ];
+
+  buildInputs = [
+    cups
+  ];
+
+  postUnpack = ''
+    pushd source
+    ls -la
+    rpm2archive ctzpos-cups-1.2.8-0.src.rpm
+    tar xvf ctzpos-cups-1.2.8-0.src.rpm.tgz
+    tar xvf ctzpos-cups-1.2.8.tar.bz2
+    popd
+  '';
+
+  buildPhase = ''
+    runHook preBuild
+    pushd "ctzpos-cups-${version}";
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocbm1k rastertocbm1k.c -lcupsimage -lcups
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocds500 rastertocds500.c -lcupsimage -lcups
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocts2kl rastertocts2kl.c -lcupsimage -lcups
+    popd
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/lib/cups/filter
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocbm1k  $out/lib/cups/filter/rastertocbm1k
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocds500 $out/lib/cups/filter/rastertocds500
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocts2kl $out/lib/cups/filter/rastertocts2kl
+
+    mkdir -p $out/share/cups/model/citizen
+    install -D -m 644 ./ctzpos-cups-${version}/*.ppd $out/share/cups/model/citizen
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Citizen CUPS drivers and filters";
+    homepage = "https://www.citizen-systems.com";
+    #license = licenses.unfreeRedistributable;
+    maintainers = with maintainers; [ dadada ];
+    platforms = platforms.linux;
+  };
+}

pkgs/default.nix

@@ -1 +1,3 @@
-{ pkgs }: { }
+{ pkgs }: {
+  citizen-cups = pkgs.callPackage ./citizen-cups.nix {};
+}