first commit

hosts/AZ-PRM-1/services/printing.nix

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+{pkgs, ...}: {
+  # CUPS Druckdienst für PDF-Druck aus n8n
+  # Drucker: Kyocera TASKalfa 4054ci @ 192.168.152.137
+  services.printing = {
+    enable = true;
+    drivers = with pkgs; [
+      cups-filters # driverless IPP Everywhere Support
+    ];
+  };
+
+  # Avahi für mDNS/IPP-Druckererkennung
+  services.avahi = {
+    enable = true;
+    nssmdns4 = true;
+    openFirewall = true;
+  };
+
+  # Kyocera TASKalfa 4054ci deklarativ einrichten
+  hardware.printers = {
+    ensurePrinters = [
+      {
+        name = "JW2OG";
+        location = "Buero";
+        description = "Kyocera TASKalfa 4054ci";
+        deviceUri = "ipps://192.168.152.137:443/ipp/print";
+        model = "everywhere";
+        ppdOptions = {
+          PageSize = "A4";
+        };
+      }
+    ];
+    ensureDefaultPrinter = "JW2OG";
+  };
+
+  # n8n braucht Zugriff auf lp/lpr zum Drucken
+  systemd.services.n8n = {
+    path = [pkgs.cups];
+    serviceConfig.SupplementaryGroups = ["lp"];
+  };
+}