Changes returning to solo.io

1. Add ghostty config
2. Revise the nvim-lsp config to remedy deprecation warnings
3. Add back solo.zsh with enhancements

zsh/gitclone.sh

@@ -5,7 +5,7 @@ url=$1
 # make sure we have a valid git url. only works with http/s
 regex='^https?://[^/]+/[^/]+/[^/]+(\.git)?$'
 
-if [[ ! $"url" =~ $regex ]]; then
+if [[ ! "$url" =~ $regex ]]; then
     echo "echo \"$url does not match regex\""
     exit 1
 fi