feat: notification management with minor visuals and mpd cleanup

picom.conf

@@ -15,7 +15,7 @@ shadow = true;
 shadow-radius = 8;
 
 # The opacity of shadows. (0.0 - 1.0, defaults to 0.75)
-# shadow-opacity = .75
+shadow-opacity = .4
 
 # The left offset for shadows, in pixels. (defaults to -15)
 # shadow-offset-x = -15
@@ -307,7 +307,7 @@ detect-transient = true;
 # practically happened) and may not work with blur-background.
 # My tests show a 15% performance boost. Recommended.
 #
-glx-no-stencil = true;
+# glx-no-stencil = true;
 
 # GLX backend: Avoid rebinding pixmap on window damage.
 # Probably could improve performance on rapid window content changes,