chore: update container images

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Dockerfile

@@ -1,17 +1,17 @@
-# syntax = docker/dockerfile-upstream:1.10.0-labs
+# syntax = docker/dockerfile-upstream:1.12.1-labs
 
 # THIS FILE WAS AUTOMATICALLY GENERATED, PLEASE DO NOT EDIT.
 #
 # Generated on 2024-10-02T14:48:15Z by kres 34e72ac.
 
 ARG TOOLCHAIN
 
-FROM ghcr.io/siderolabs/ca-certificates:v1.8.0 AS image-ca-certificates
+FROM ghcr.io/siderolabs/ca-certificates:v1.9.0 AS image-ca-certificates
 
-FROM ghcr.io/siderolabs/fhs:v1.8.0 AS image-fhs
+FROM ghcr.io/siderolabs/fhs:v1.9.0 AS image-fhs
 
 # runs markdownlint
-FROM docker.io/oven/bun:1.1.29-alpine AS lint-markdown
+FROM docker.io/oven/bun:1.1.38-alpine AS lint-markdown
 WORKDIR /src
 RUN bun i [email protected] [email protected]
 COPY .markdownlint.json .

internal/pkg/constants/build.go

@@ -8,7 +8,7 @@ import "os"
 
 // DefaultBaseImage for non-scratch builds.
 // renovate: datasource=docker versioning=docker depName=alpine
-const DefaultBaseImage = "docker.io/alpine:3.20"
+const DefaultBaseImage = "docker.io/alpine:3.21"
 
 // DefaultDirMode is UNIX file mode for mkdir.
 const DefaultDirMode os.FileMode = 0o755