upgrade to alpine 3.23

smtp/Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.22
+FROM alpine:3.23
 
 WORKDIR /
 RUN mkdir -p /var/msmtp

website/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:lts-alpine3.22 AS runtime
+FROM node:lts-alpine3.23 AS runtime
 WORKDIR /app
 
 COPY package.json package-lock.json ./