it could only work with '&&' and only in this order. i see that it would be logical to "slock" even if a preceding command will fail, though like i said it would only run in this order. i've tried using a script (even in this order) with " ; " it would not run.
the audios would mute and the screen would turn off, but it would not lock.
* Move bg link to ~/.local/share/
often the ~/.cache directory is deleted because it gets too big, in my case if i compile stuff with yay, firefoxs chace also gets quite big, and mesa shaders are also stored there.
* added a symlink to .config/wall.png
* removed the .cache dir