From 37d2aabcbbdd34a0b13da62fedad59b30d225041 Mon Sep 17 00:00:00 2001
From: Leon Rische <leon.rische@me.com>
Date: Sun, 14 May 2023 12:56:47 +0200
Subject: Set buffer to read-only in `org-fc-demo`

---
 org-fc-core.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/org-fc-core.el b/org-fc-core.el
index 1b6a608..e9c6863 100644
--- a/org-fc-core.el
+++ b/org-fc-core.el
@@ -664,6 +664,8 @@ Positions are shuffled in a way that preserves the order of the
   (interactive)
   (let ((path (expand-file-name "demo.org" org-fc-source-path)))
     (with-current-buffer (find-file path)
+      ;; Prevent any changes to the demo file
+      (read-only-mode 1)
       (org-fc-review-buffer))))
 
 ;;; Contexts
-- 
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