From 16115be468022c027827f6d7b4bb49aa86c2c62b Mon Sep 17 00:00:00 2001
From: cryptogopher <cryptogopher@noreply.me>
Date: Tue, 23 May 2023 23:35:28 +0200
Subject: [PATCH] Add post update_date plugin

---
 _plugins/add-posts-update-date.rb | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 _plugins/add-posts-update-date.rb

diff --git a/_plugins/add-posts-update-date.rb b/_plugins/add-posts-update-date.rb
new file mode 100644
index 0000000..099ebbc
--- /dev/null
+++ b/_plugins/add-posts-update-date.rb
@@ -0,0 +1,4 @@
+Jekyll::Hooks.register :posts, :pre_render do |post|
+  mtime = File.mtime post.path
+  post.data['update_date'] = mtime unless post.data['date'].to_date == mtime.to_date
+end