switch colorscheme and add hermes agent

modules/home/programs/hermes.nix

@@ -0,0 +1,9 @@
+{ inputs, ... }: {
+  flake.homeModules.hermes = {
+    imports = [ inputs.hermes-agent.homeManagerModules.default ];
+    programs.hermes-agent = {
+      enable = true;
+      desktop.enable = true;
+    };
+  };
+}

modules/system/core/user.nix

@@ -24,6 +24,7 @@
       btop
       nixcord
       ghostty
+      hermes
       niri
       emacs
       git

modules/system/stylix/default.nix

@@ -5,7 +5,7 @@
     ];
     stylix = {
       enable = true;
-      base16Scheme = "${pkgs.base16-schemes}/share/themes/oxocarbon-dark.yaml";
+      base16Scheme = "${pkgs.base16-schemes}/share/themes/catppuccin-mocha.yaml";
       cursor = {
         name = "macOS";
         package = pkgs.apple-cursor;