Merge pull request #356 from IQTLabs/renovate/alpine-3.x

Update alpine Docker tag to v3.22

Author: rashley-iqt

Dockerfile.pipetteconf

@@ -1,5 +1,5 @@
 # 3.13 does not work on Raspbian, https://github.com/alpinelinux/docker-alpine/issues/110
-FROM alpine:3.21
+FROM alpine:3.22
 
 RUN apk update && \
   apk add openvswitch iproute2 bash