feat: customize all app's theme to catppuccin-mocha

home/base/server/bat.nix

@@ -0,0 +1,14 @@
+{ catppuccin-bat, ...}: {
+  # a cat(1) clone with syntax highlighting and Git integration.
+  programs.bat = {
+    enable = true;
+    config = {
+      pager = "less -FR";
+      theme = "Catppuccin-mocha";
+    };
+    themes = {
+      # https://raw.githubusercontent.com/catppuccin/bat/main/Catppuccin-mocha.tmTheme
+      Catppuccin-mocha = builtins.readFile "${catppuccin-bat}/Catppuccin-mocha.tmTheme";
+    };
+  };
+}