✨ Added Thinkpad and pi4 configs

hosts/thinkpad/home-manager/cava/default.nix

@@ -0,0 +1,29 @@
+## Audio visualizer
+{ pkgs, ... }:
+
+let
+  theme = import ../../theme.nix;
+in
+{
+  catppuccin.cava = {
+    enable = true;
+    flavor = theme.flavor;
+  };
+
+  programs.cava = {
+    enable = true;
+    package = pkgs.cava;
+  };
+
+  xdg.desktopEntries.cava = {
+    name = "Cava";
+    genericName = "Audio visualizer";
+    terminal = true;
+    exec = "${pkgs.cava}/bin/cava";
+    icon = ./cava.png;
+    categories = [
+      "Audio"
+      "AudioVideo"
+    ];
+  };
+}