change the wallpaper-changer script to use a pid file

dotfiles/hypr-lap/wallpaper.sh

@@ -1,6 +1,17 @@
 #!/usr/bin/env bash
 
 Wallpaper_DIR="/home/smayzy/wallpaper"
+LOCKFILE="/tmp/wallpaper_changer.lock"
+
+if [ -f "$LOCKFILE" ]; then
+    old_pid=$(cat "$LOCKFILE")
+    if ps -p "$old_pid" > /dev/null 2>&1; then
+        kill "$old_pid"
+        sleep 1
+    fi
+fi
+
+echo $$ > "$LOCKFILE"
 
 set_wallpaper() {
     local Wallpaper=$(find $Wallpaper_DIR | shuf -n 1)
@@ -10,11 +21,12 @@ set_wallpaper() {
     echo "preload = $Wallpaper" >> /home/smayzy/.config/hypr/hyprpaper.conf
     echo "wallpaper = ,$Wallpaper" >> /home/smayzy/.config/hypr/hyprpaper.conf
 
-    # Restart hyprpaper
     pkill hyprpaper 2>/dev/null
     hyprpaper &
 }
 
+trap "rm -f $LOCKFILE" EXIT
+
 while true; do
     set_wallpaper
     sleep 600

hosts/laptop1/hardware-configuration.nix

@@ -0,0 +1,41 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/fa4f1a61-338b-4f1e-9f6c-2b2f2cd12f38";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/8E15-A6E3";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/b451db56-e0a5-4799-88a1-34a31ffe3b08"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp0s20f0u1.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp0s20f3.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}