update to use fish with template

dot_config/fish/config.fish.tmpl

@@ -0,0 +1,62 @@
+# source /usr/share/cachyos-fish-config/cachyos-config.fish
+
+function fish_greeting
+  {{- if eq .chezmoi.hostname "ubuntu" }}
+    if test -z "$TMUX"
+        tmux new -As default
+    end
+  {{- else }}
+   fastfetch
+  {{- end }}
+end
+
+# Add ~/.local/bin to PATH
+if test -d ~/.local/bin
+    if not contains -- ~/.local/bin $PATH
+        set -p PATH ~/.local/bin
+    end
+end
+
+# Add depot_tools to PATH
+if test -d ~/Applications/depot_tools
+    if not contains -- ~/Applications/depot_tools $PATH
+        set -p PATH ~/Applications/depot_tools
+    end
+end
+
+# Fish command history
+function history
+    builtin history --show-time='%F %T '
+end
+
+# Copy DIR1 DIR2
+function copy
+    set count (count $argv | tr -d \n)
+    if test "$count" = 2; and test -d "$argv[1]"
+        set from (echo $argv[1] | trim-right /)
+        set to (echo $argv[2])
+        command cp -r $from $to
+    else
+        command cp $argv
+    end
+end
+
+set -U fish_complete_path $fish_complete_path /nix/var/nix/profiles/default/share/fish/vendor_completions.d
+set -Ux EDITOR nvim
+set -U fish_history_max 1000
+
+{{ if eq .chezmoi.hostname "ubuntu" }}
+    fish_add_path /opt/nvim-linux-x86_64/bin
+{{ end }}
+
+alias vim='nvim'
+alias cd='z'
+alias ls='eza --icons=always --color=always'
+alias untar='tar -zxvf '
+alias grep='grep --color=auto'
+alias cleanup='sudo pacman -Rns (pacman -Qtdq)'
+
+chezmoi completion fish | source
+direnv hook fish | source
+zoxide init fish | source
+starship init fish | source