a lot of stuff and added dbus_proxy as sub module

awesome/src/core/notifications.lua

@@ -404,7 +404,7 @@ naughty.connect_signal(
 
       local box = naughty.layout.box {
         notification = n,
-        timeout = 3,
+        timeout = 5,
         type = "notification",
         screen = screen.primary,
         shape = function(cr, width, height)
@@ -413,6 +413,10 @@ naughty.connect_signal(
         widget_template = w_template
       }
 
+      awful.spawn.easy_async_with_shell(
+        "paplay /usr/share/sounds/freedesktop/stereo/message.oga"
+      )
+
       box.buttons = {}
       n.buttons = {}
     end