zellij: add theme

modules/home/all/zellij.nix

@@ -4,8 +4,9 @@
   programs.zellij = {
     enable = true;
     settings = {
-      theme = if pkgs.system == "aarch64-darwin" then "dracula" else "default";
+      theme = if pkgs.system == "aarch64-darwin" then "dracula" else "gruvbox-light";
       # https://github.com/nix-community/home-manager/issues/3854
+      # https://github.com/zellij-org/zellij/blob/main/zellij-utils/assets/themes/gruvbox.kdl
       themes.dracula = {
         fg = [ 248 248 242 ];
         bg = [ 40 42 54 ];
@@ -19,6 +20,19 @@
         white = [ 255 255 255 ];
         orange = [ 255 184 108 ];
       };
+      themes.gruvbox-light = {
+        fg = [ 124 111 100 ];
+        bg = [ 251 82 75 ];
+        black = [ 40 40 40 ];
+        red = [ 205 75 69 ];
+        green = [ 152 151 26 ];
+        yellow = [ 215 153 33 ];
+        blue = [ 69 133 136 ];
+        magenta = [ 177 98 134 ];
+        cyan = [ 104 157 106 ];
+        white = [ 213 196 161 ];
+        orange = [ 214 93 14 ];
+      };
     };
   };
 }