add yabai + skhd configs

nix-darwin/modules/skhd.nix

@@ -0,0 +1,71 @@
+{ config, pkgs, ... }:
+
+{
+  home.file.".skhdrc" = {
+    executable = true;
+    text = ''
+      # Mod1 is alt, Mod4 is cmd
+
+      # Terminal
+      cmd - return : open -n /Applications/iTerm.app
+
+      # dmenu equivalent (you may want to install choose-gui or another launcher)
+      cmd - p : open -n /Applications/choose-gui.app
+
+      # Close window
+      cmd + shift - c : yabai -m window --close
+
+      # Focus window
+      cmd - j : yabai -m window --focus south
+      cmd - k : yabai -m window --focus north
+      cmd - h : yabai -m window --focus west
+      cmd - l : yabai -m window --focus east
+
+      # Move window
+      shift + cmd - j : yabai -m window --swap south
+      shift + cmd - k : yabai -m window --swap north
+      shift + cmd - h : yabai -m window --swap west
+      shift + cmd - l : yabai -m window --swap east
+
+      # Resize window
+      shift + alt - h : yabai -m window --resize left:-50:0 ; yabai -m window --resize right:-50:0
+      shift + alt - j : yabai -m window --resize bottom:0:50 ; yabai -m window --resize top:0:50
+      shift + alt - k : yabai -m window --resize top:0:-50 ; yabai -m window --resize bottom:0:-50
+      shift + alt - l : yabai -m window --resize right:50:0 ; yabai -m window --resize left:50:0
+
+      # Toggle floating
+      shift + alt - space : yabai -m window --toggle float
+
+      # Make window fullscreen
+      alt - f : yabai -m window --toggle zoom-fullscreen
+
+      # Toggle between layouts
+      alt - space : yabai -m space --layout $(yabai -m query --spaces --space | jq -r 'if .type == "bsp" then "float" else "bsp" end')
+
+      # Focus workspace
+      cmd - 1 : yabai -m space --focus 1
+      cmd - 2 : yabai -m space --focus 2
+      cmd - 3 : yabai -m space --focus 3
+      cmd - 4 : yabai -m space --focus 4
+      cmd - 5 : yabai -m space --focus 5
+      cmd - 6 : yabai -m space --focus 6
+      cmd - 7 : yabai -m space --focus 7
+      cmd - 8 : yabai -m space --focus 8
+      cmd - 9 : yabai -m space --focus 9
+
+      # Move window to workspace
+      shift + cmd - 1 : yabai -m window --space 1
+      shift + cmd - 2 : yabai -m window --space 2
+      shift + cmd - 3 : yabai -m window --space 3
+      shift + cmd - 4 : yabai -m window --space 4
+      shift + cmd - 5 : yabai -m window --space 5
+      shift + cmd - 6 : yabai -m window --space 6
+      shift + cmd - 7 : yabai -m window --space 7
+      shift + cmd - 8 : yabai -m window --space 8
+      shift + cmd - 9 : yabai -m window --space 9
+
+      # Restart yabai
+      shift + cmd - q : yabai --restart-service
+    '';
+  };
+}

nix-darwin/modules/yabai.nix

@@ -0,0 +1,23 @@
+{ config, pkgs, ... }:
+
+{
+  # Create configuration files for yabai and skhd
+  home.file.".yabairc" = {
+    executable = true;
+    text = ''
+      #!/usr/bin/env sh
+
+      # load scripting addition
+      sudo yabai --load-sa
+      yabai -m signal --add event=dock_did_restart action="sudo yabai --load-sa"
+
+      # global settings
+      yabai -m config layout                      bsp
+      yabai -m config window_placement            second_child
+      yabai -m config split_ratio                 0.50
+      yabai -m config auto_balance                on
+
+      # Add more yabai configuration here
+    '';
+  };
+}