`set_wallpaper` is called each time `variety --pause` and `variety --resume` is executed

[KAGEYAM4]

Version of Variety
0.8.12

Describe the bug
variety is calling set_wallpaper when variety --pause, variety --resume is executed.

To Reproduce

1. modify set_wallpaper script and add this notify-send "wallpaper changed"
2. execute variety --pause
3. execute variety --resume

OBSERVAION - two notification will be created, means - set _wallpaper was called two times.

My config for set_wallpaper

swww img "$3" #\
#--transition-type grow \
#--transition-duration 2 \
#--transition-step 255 \
#--transition-fps 144 \
#--invert-y \
#--transition-pos "$( hyprctl cursorpos )"

notify-send "wallpaper Changed"

Desktop environment and version
Hyprland v0.37.1

OS name and version
Linux ArchLinux 6.8.1-zen1-1-zen