improve lazy loading on commands, dep will now load on completion

lua/dep/lazy/loader/init.lua

@@ -33,7 +33,21 @@ end
 ---@param opts vim.api.keyset.user_command? options
 function lazy_loader:cmd(name, opts)
   opts = opts or {}
-  vim.api.nvim_create_user_command(name, opts['callback'] or function()
+
+  -- load the plugin on completion
+  if not opts["complete"] then
+    opts["complete"] = function(_, line, _)
+      self:cleanup()
+
+      -- return all completions for the current input, we need this to ensure
+      -- that the new completions are loaded from the actual plugin, not our
+      -- definiton of the command
+      return vim.fn.getcompletion(line, "cmdline")
+    end
+    opts["nargs"] = "*"
+  end
+
+  vim.api.nvim_create_user_command(name, opts['callback'] or function(_)
     self:cleanup()
   end, opts)