chore: pin alpine docker image to 3.23.4 (#1015)

chaptersix · web-flow · commit 4d183ea22d83 · 2026-04-29T18:00:22.000-05:00
## Summary
- Pin Alpine base image from `3.23` (minor) to `3.23.4` (patch) for
reproducible builds
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.23
+FROM alpine:3.23.4
 
 ARG TARGETARCH
 
