tweak: add on-demands mods in minemacs-extract-packages-descriptions

Author: abougouffa

core/me-lib.el

@@ -436,9 +436,13 @@ function.
   (interactive)
   (when-let* ((buff (get-buffer "*minemacs-modules-pkg-desc*")))
     (kill-buffer buff))
-  (let ((doc-buff (get-buffer-create "*minemacs-modules-pkg-desc*")))
+  (let ((doc-buff (get-buffer-create "*minemacs-modules-pkg-desc*"))
+        (on-demand-heading t))
     (with-current-buffer doc-buff (insert "# MinEmacs modules and packages\n"))
-    (dolist (module (minemacs-modules))
+    (dolist (module (seq-sort #'string< (mapcar #'symbol-name (minemacs-modules t))))
+      (when (and on-demand-heading (string-prefix-p "on-demand/" module))
+        (setq on-demand-heading nil)
+        (with-current-buffer doc-buff (insert "\n# MinEmacs on-demand modules and packages\n")))
       (with-current-buffer doc-buff (insert (format "## `%s`\n" module)))
       (with-temp-buffer
         (delete-region (point-min) (point-max))