feat: generate wallpaper

configs/stylix.nix

@@ -1,11 +1,24 @@
 {
   pkgs,
+  config,
   lib,
   inputs,
   ...
-}: {
+}: let
+  generatedWallpaper = pkgs.runCommand "wallpaper.png" {} ''
+    ${inputs.wallpaper-generator.packages.x86_64-linux.wp-gen}/bin/wallpaper-generator lines \
+      --output $out \
+      ${lib.concatMapStringsSep " "
+      (n: "--base0${lib.toHexString n}=${config.lib.stylix.colors.withHashtag."base0${lib.toHexString n}"}")
+      (lib.range 0 15)}
+  '';
+in {
   # https://danth.github.io/stylix/tricks.html
-  stylix.image = inputs.wallpapers.outPath + "/meteora/rodrigo-soares-250630.jpg";
+  # stylix.image = inputs.wallpapers.outPath + "/meteora/rodrigo-soares-250630.jpg";
+  stylix.image = generatedWallpaper;
+
+  environment.etc."stylix/wallpaper.png".source = generatedWallpaper;
+
   # stylix.polarity = "either";
   stylix.base16Scheme = "${pkgs.base16-schemes}/share/themes/${
     {