Adjust weather widget and add libwebp package

Stop appending wind_speed_unit in weather.forecast_home value to avoid
duplicating units (the attribute already supplies the units). Also add
libwebp to the kemptop package list for WebP image support.

dad/configuration.nix

@@ -75,8 +75,6 @@
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [
-    #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
-    #  wget
     git
     nil
     nixd
@@ -104,20 +102,10 @@
     enable = true;
     user = "kemp";
     program = "${pkgs.writeScriptBin "start-cage-app" ''
-      #!/usr/bin/env bash
-      # kmsprint |
-      #   grep '(connected)' |
-      #   sed -E 's/.* ([^ ]+) \(connected\).*/\1/' |
-      #   while read -r output; do
-      #     wlr-randr --output "$output" --transform 180
-      #   done
       exec ${pkgs.firefox}/bin/firefox
     ''}/bin/start-cage-app";
   };
   services.getty.loginProgram = "${pkgs.coreutils}/bin/true";
-  services.udev.extraRules = ''
-    # ENV{LIBINPUT_CALIBRATION_MATRIX}="-1 0 1 0 -1 1"
-    '';
   
   services.openssh = {
     enable = true;

heimserver/configuration.nix

@@ -577,7 +577,7 @@
                   {
                     state = "weather.forecast_home";
                     label = "Windgeschwindigkeit";
-                    value = "{attributes.wind_speed} {attributes.wind_speed_unit}";
+                    value = "{attributes.wind_speed}";
                   }
                   {
                     state = "sensor.load_power";

kemptop/configuration.nix

@@ -139,6 +139,7 @@
     wireguard-tools
     diffoscope
     nix-index
+    libwebp
 
     # GUI programs