From 607b4d5f1ddd733659183bc516f47b2e1c170dd3 Mon Sep 17 00:00:00 2001
From: "renovate[bot]" <29139614+renovate[bot]@users.noreply.github.com>
Date: Thu, 29 Jan 2026 02:59:23 +0000
Subject: [PATCH] Update alpine Docker tag to v3.23.3

---
 .devcontainer/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 75efec5..40a274d 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,5 +1,5 @@
 # ツール類の取得
-FROM alpine:3.22.0 AS tool-builder
+FROM alpine:3.23.3 AS tool-builder
 
 RUN apk add --no-cache curl tar
 RUN mkdir -p /tmp/ulb