chore(deps): update alpine docker tag to v3.21.3

renovate[bot] · web-flow · commit 1ad242c8a6f3 · 2025-02-14T21:51:42.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.13
 # https://devhints.io/dockerfile
-FROM alpine:3.21.2 AS release
+FROM alpine:3.21.3 AS release
 
 ARG TARGETPLATFORM
 
