upgrade alpine base image from v3.18.5 to v3.19.0 including upgrade of postsrsd package from v2.0.4-r1 to v2.0.8-r0

https://github.com/roehling/postsrsd/releases/tag/2.0.5
https://github.com/roehling/postsrsd/releases/tag/2.0.6
https://github.com/roehling/postsrsd/releases/tag/2.0.7
https://github.com/roehling/postsrsd/releases/tag/2.0.8
https://git.alpinelinux.org/aports/commit/community/postsrsd?h=3.19-stable&id=4f2ca47eef8d2fd261a6540c636b6f82fd0f42ea
https://git.alpinelinux.org/aports/commit/community/postsrsd?h=3.19-stable&id=94c0d7b7a7019663f127c0011302704739fa0264
https://git.alpinelinux.org/aports/commit/community/postsrsd?h=3.19-stable&id=cb5ec9664ca378ad9b6ef5885af4165a6d47397d
https://git.alpinelinux.org/aports/commit/community/postsrsd?h=3.19-stable&id=f0a79c9b7177f5d0759508c697f46a8a69c287c4

Dockerfile

@@ -1,7 +1,7 @@
-FROM docker.io/alpine:3.18.5
+FROM docker.io/alpine:3.19.0
 
-# https://git.alpinelinux.org/aports/log/community/postsrsd?h=3.18-stable
-ARG POSTSRSD_PACKAGE_VERSION=2.0.4-r1
+# https://git.alpinelinux.org/aports/log/community/postsrsd?h=3.19-stable
+ARG POSTSRSD_PACKAGE_VERSION=2.0.8-r0
 RUN adduser -S postsrsd \
     && apk add --no-cache postsrsd=$POSTSRSD_PACKAGE_VERSION \
     && mkdir -p /etc/postsrsd/secrets \