added mars, vali's desktop

hosts/vali/mars/configuration.nix

@@ -9,8 +9,9 @@
   myOptions = {
       other = {
           system = {
-              hostname = "nixos";
+              hostname = "mars";
               username = "vali";
+              gitPath = "/home/vali/Git/nichts";
           };
           home-manager = {
               enable = true;

hosts/vali/mars/i3.nix

@@ -7,7 +7,7 @@ in {
   config = mkIf cfg.enable {
     services.xserver = {
       enable = true;
-      layout =  "de";
+      xkb.layout =  "de";
       windowManager = {
           bspwm.enable = true;
           i3.enable = true;