[Emacs] Add Gemini and Github-flavored markdown

org/config/emacs.org

@@ -4601,6 +4601,17 @@ describing phonetics evolution. So, let’s disable it:
 (setq org-use-sub-superscripts (quote {}))
 #+END_SRC
 
+**** Gemini
+:PROPERTIES:
+:CUSTOM_ID: Packages-Configuration-Org-mode-Exporters-Gemini-4td3dk21kej0
+:END:
+#+begin_src emacs-lisp
+(use-package ox-gemini
+  :defer t
+  :straight (:build t)
+  :after (ox org))
+#+end_src
+
 **** Epub
 :PROPERTIES:
 :CUSTOM_ID: Packages-Configuration-Org-mode-File-export-Epub-w5ycfuz095j0
@@ -6103,6 +6114,13 @@ able to render Markdown through its API.
     "cr" #'gh-md-render-buffer))
 #+end_src
 
+#+begin_src emacs-lisp
+(use-package ox-gfm
+  :straight (:build t)
+  :defer t
+  :after (org ox))
+#+end_src
+
 Tables of content are always nice to have for large files, just like
 with the ~toc-org~ package for org-mode.
 #+begin_src emacs-lisp