Improve LaTeX editing experience in org mode

emacs/.doom.d/init.el

@@ -200,3 +200,6 @@
 (set-face-attribute 'default nil :height 120) ;; 12pt
 
 (setq fancy-splash-image (concat doom-user-dir "splash.jpg"))
+
+(add-hook 'org-mode-hook 'org-fragtog-mode)
+(add-hook 'org-mode-hook 'org-latex-preview)

emacs/.doom.d/packages.el

@@ -48,3 +48,8 @@
 ;(unpin! pinned-package another-pinned-package)
 ;; ...Or *all* packages (NOT RECOMMENDED; will likely break things)
 ;(unpin! t)
+
+(package! fragtog :recipe
+  (:host github
+   :repo "io12/org-fragtog"
+   :files ("org-fragtog.el")))