Terminal front looks crooked

[filo]

This looks more an alacritty configuration issue rather than a fish one.
Have you changed the configuration recently?
Look e.g.

Broken Fonts after update KDE Dr460nized

Yes. I had actually upgraded & rebooted last night, noticed the breakage, then just reverted to a snapshot to deal with it in the morning. What I've done to fix it now is to get the config from /etc/skel and then replace the font with my chosen font (which was the old one) cp /etc/skel/.config/alacritty/alacritty.yml ~/.config/alacritty/alacritty.yml && sed -ri 's/FiraCode Nerd Font Mono/FantasqueSansM Nerd Font Mono/g' ~/.config/alacritty/alacritty.yml Edit to add: FantasqueSans Nerd Font Mo…

Font broken after update KDE Dr460nized

I edited my alacritty.yml with Kate. /home/.config/alacritty/ and /home/.config/alacritty_themed/ Searched the lines FantasqueSansMono, Replaced with FantasqueSansMono Nerd Font Mono It seems to be OK Now.

Pay attention to the comment:

Edit to add: FantasqueSans Nerd Font Mono is now FantasqueSansM Nerd Font Mono [emphasis added]

And if necessary, as usual, check also the Arch Wiki, e.g.:
https://wiki.archlinux.org/title/Alacritty#Font