📁 files(fish): add fish_gretting function

.config/fish/config.fish

@@ -4,7 +4,6 @@ source ~/.config/fish/abbreviations.fish
 if status is-interactive
     atuin init fish | source
     source /usr/share/doc/find-the-command/ftc.fish
-    colorscript random
 end
 
 starship init fish | source

.config/fish/functions/fish_greeting.fish

@@ -0,0 +1,3 @@
+function fish_greeting
+    colorscript random
+end

.config/fish/variables.fish

@@ -70,4 +70,3 @@ set -xg RIPGREP_CONFIG_PATH $HOME/.config/rg/.ripgreprc
 set -xg STARSHIP_CONFIG $HOME/.config/starship/starship.toml
 set -xg LS_COLORS (vivid generate catppuccin-macchiato)
 set -xg BAT_THEME Catppuccin-macchiato
-set fish_greeting ""