разобрался с этой гавной

fish/config.fish

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+source /home/pablusha/.cache/wal/colors.fish
+
+function fish_greeting
+    echo "halo!"
+end
+
+function fish_prompt
+    string join '' -- "╭ (" (whoami) "@" (set_color green) $hostname (set_color normal) ") - " (set_color green) (date +"%H:%M") (set_color normal)
+    string join '' -- "╰ " (set_color green) (prompt_pwd) " " (set_color normal) "> "
+end
+:
+alias ff=fastfetch
+alias md=mkdir
+alias svim="sudo vim"
+alias nano=vim
+alias cff="clear; ff; echo ''"
+alias pls="sudo"
+alias add="yay -Syu"
+alias del="yay -Rns"
+alias download="bash /home/pablusha/download.sh"