feat(cli): style plugin README in `omz plugin info`

lib/cli.zsh

@@ -397,8 +397,23 @@ function _omz::plugin::info {
   local readme
   for readme in "$ZSH_CUSTOM/plugins/$1/README.md" "$ZSH/plugins/$1/README.md"; do
     if [[ -f "$readme" ]]; then
-      (( ${+commands[less]} )) && less "$readme" || cat "$readme"
-      return 0
+      # If being piped, just cat the README
+      if [[ ! -t 1 ]]; then
+        cat "$readme"
+        return $?
+      fi
+
+      # Enrich the README display depending on the tools we have
+      # - glow: https://github.com/charmbracelet/glow
+      # - bat: https://github.com/sharkdp/bat
+      # - less: typical pager command
+      case 1 in
+        ${+commands[glow]}) glow -p "$readme" ;;
+        ${+commands[bat]}) bat -l md --style plain "$readme" ;;
+        ${+commands[less]}) less "$readme" ;;
+        *) cat "$readme" ;;
+      esac
+      return $?
     fi
   done