Add powermenu script and apply Tomorrow Night color theme

- Add scripts/powermenu.sh with logout, restart, sleep, shutdown options
- Create wofi/style.css with Tomorrow Night colors
- Apply Tomorrow Night theme to niri, waybar, mako, alacritty, and wofi

alacritty/alacritty.toml

@@ -12,6 +12,30 @@ history = 10000
 [env]
 TERM = "xterm-256color"
 
+[colors.primary]
+background = "0x1d1f21"
+foreground = "0xc5c8c6"
+
+[colors.normal]
+black   = "0x282a2e"
+red     = "0xa54242"
+green   = "0x8c9440"
+yellow  = "0xde935f"
+blue    = "0x5f819d"
+magenta = "0x85678f"
+cyan    = "0x5e8d87"
+white   = "0x707880"
+
+[colors.bright]
+black   = "0x373b41"
+red     = "0xcc6666"
+green   = "0xb5bd68"
+yellow  = "0xf0c674"
+blue    = "0x81a2be"
+magenta = "0xb294bb"
+cyan    = "0x8abeb7"
+white   = "0xc5c8c6"
+
 [selection]
 save_to_clipboard = true
 [[keyboard.bindings]]