feat(kachu-pc): ✨ install monaco nerd font

flake.nix

@@ -6,6 +6,10 @@
     nix-darwin.url = "github:nix-darwin/nix-darwin/master";
     #    nix-darwin.inputs.nixpkgs.follows = "nixpkgs";
     spicetify-nix.url = "github:Gerg-L/spicetify-nix";
+    monaco-nerd-font = {
+      url = "github:thep0y/monaco-nerd-font";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   outputs = inputs @ {

hosts/kachu-pc/configuration.nix

@@ -173,6 +173,10 @@
   programs.nix-ld.libraries = with pkgs; [
   ];
 
+  fonts.packages = [
+    inputs.monaco-nerd-font.packages.${pkgs.system}.default
+  ];
+
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.
   # programs.mtr.enable = true;