optimize package loading

settings/pre-settings.el

@@ -1,19 +1,6 @@
 ;;; pre-settings.el --- Summary  -*- lexical-binding: t -*-
 ;;; Commentary:
 ;;; Code:
-(mapc (lambda (item) (add-to-list 'load-path item))
-      (list
-        (concat config-dir "settings")             ;; path where settings files are kept
-        (concat config-dir "lisp")                 ;; personal elisp lib dir, for manually installed packages
-        (concat config-dir "lisp/adaptive-wrap")   ;; https://elpa.gnu.org/packages/adaptive-wrap.html
-        (concat config-dir "lisp/dash")
-        (concat config-dir "lisp/with-editor")
-        (concat config-dir "lisp/hydra")           ;; required by treemacs org-ref
-        (concat config-dir "lisp/async")           ;; https://melpa.org/#/async required by ob-async
-        (concat config-dir "lisp/persist")         ;; https://elpa.gnu.org/packages/persist.html required by org-drill
-        (concat config-dir "lisp/use-package")     ;; https://melpa.org/#/use-package
-        ))
-
 ;; count startup time
 (add-hook 'emacs-startup-hook                      ;; Use a hook so the message doesn't get clobbered by other messages.
           (lambda ()