From c761556c39c884681c1845acf12ecf3af73b984c Mon Sep 17 00:00:00 2001
From: Taiki Endo <te316e89@gmail.com>
Date: Sat, 10 Jan 2026 21:20:25 +0900
Subject: [PATCH] Update changelog

---
 CHANGELOG.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53347875..24acb86f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,7 +10,11 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
-- Update `mdbook-mermaid-ssr@latest` to 0.3.0.
+- Support `mdbook-mermaid-ssr`. ([#1400](https://github.com/taiki-e/install-action/pull/1400), thanks @CommanderStorm)
+
+- Improve support for Windows with MSYS2 bash.
+
+- Documentation improvements.
 
 ## [2.65.16] - 2026-01-10