Update wezterm.lua

wezterm.lua

@@ -2,14 +2,15 @@
 local wezterm = require 'wezterm'
 local mux = wezterm.mux
 
-wezterm.on("gui-startup", function()
-  local tab, pane, window = mux.spawn_window{}
+wezterm.on("gui-startup", function(cmd)
+  local tab, pane, window = mux.spawn_window(cmd or {})
   window:gui_window():maximize()
 end)
 
 local config = {}
 
 config.enable_tab_bar = false
+config.window_decorations = "RESIZE"
 
 config.colors = {
     -- The default text color