build: update alpine version to 3.21

dvdksn · dvdksn · commit 2226569bf275 · 2024-12-05T16:25:32.000+01:00
Signed-off-by: David Karlsson &lt;35727626+dvdksn@users.noreply.github.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 # check=skip=InvalidBaseImagePlatform
 
-ARG ALPINE_VERSION=3.20
+ARG ALPINE_VERSION=3.21
 ARG GO_VERSION=1.23
 ARG HTMLTEST_VERSION=0.17.0
 ARG HUGO_VERSION=0.139.0
