add auto install of asdf as its required for my personal setup

_setup.sh

@@ -26,6 +26,13 @@ ln -s $PATH_PREFIX/fzf.zsh ~/.fzf.zsh
 rm -r ~/.config/lf
 ln -s $PATH_PREFIX/config/lf ~/.config/lf
 
-# https://github.com/gokcehan/lf/
-echo "install 'exa fd bat tmux htop nano most ripgrep emacs zsh lf' if needed"
+# get asdf going if needed
+if [[ ! -d ~/.asdf ]]; then
+    git clone https://github.com/asdf-vm/asdf.git ~/.asdf
+    cd ~/.asdf
+    git checkout `git describe --tags --abbrev=0`
+    cd $PATH_PREFIX
+fi
+
+echo "install 'exa fd bat tmux htop nano most ripgrep emacs zsh lf restic rclone' if needed"
 echo "copy restic.sh if desired/needed"