Add yt link => works for html and markdown

doom.org

@@ -1511,6 +1511,33 @@ https://www.reddit.com/r/emacs/comments/d3a8or/pretty_org_tables_in_the_buffer_c
     )
 #+end_src
 
+** Org Links
+*** Youtube Links
+#+begin_src emacs-lisp
+  (setq yt-iframe-format
+    ;; You may want to change your width and height.
+    (concat "<iframe width=\"1280\""
+            " height=\"720\""
+            " src=\"https://www.youtube.com/embed/%s\""
+            " frameborder=\"0\""
+            " allowfullscreen>%s</iframe>"))
+
+  (org-add-link-type
+   "yt"
+   (lambda (handle)
+     (browse-url
+      (concat "https://www.youtube.com/embed/"
+              handle)))
+   (lambda (path desc backend)
+     (cl-case backend
+       (html (format yt-iframe-format
+                     path (or desc "")))
+       (md (format "{{< youtube %s >}}"
+                     path))
+       (latex (format "\href{%s}{%s}"
+                      path (or desc "video"))))))
+#+end_src
+
 ** Org Gcal
 - https://cestlaz.github.io/posts/using-emacs-26-gcal/#.WIqBud9vGAk