Simplified kiwix Dockerfile now that upstream is OK

kiwix-serve/Dockerfile

@@ -1,51 +1,10 @@
-FROM alpine:3
-LABEL org.opencontainers.image.source https://github.com/offspot/container-images
-
-# TARGETPLATFORM is injected by docker build
-ARG TARGETPLATFORM
-ARG VERSION
+ARG VERSION=latest
 
-RUN set -e && \
-    # default (no VERSION set) means latest release
-    # `dev` version means today's nightly
-    if [ "$VERSION" = "dev" ] ; then export VERSION="$(date +"%Y-%m-%d")" ; fi && \
-    apk --no-cache add dumb-init curl && \
-    echo "TARGETPLATFORM: $TARGETPLATFORM" && \
-    if [ "$TARGETPLATFORM" = "linux/386" ]; then ARCH="i586"; \
-    # linux/arm64/v8 points to linux/arm64
-    elif [ "$TARGETPLATFORM" = "linux/arm64/v8" \
-        -o "$TARGETPLATFORM" = "linux/arm64" ]; then ARCH="aarch64"; \
-    # linux/arm translates to linux/arm/v7
-    elif [ "$TARGETPLATFORM" = "linux/arm/v7" ]; then ARCH="armv8"; \
-    elif [ "$TARGETPLATFORM" = "linux/arm/v6" ]; then ARCH="armv6"; \
-    elif [ "$TARGETPLATFORM" = "linux/amd64/v3" \
-        -o "$TARGETPLATFORM" = "linux/amd64/v2" \
-        -o "$TARGETPLATFORM" = "linux/amd64" ]; then ARCH="x86_64"; \
-    # we dont suppot any other arch so let it fail
-    else ARCH="unknown"; fi && \
-    # default download source is releases
-    export DLFROM="https://download.kiwix.org/release/kiwix-tools" && \
-    # change download source for nightlies (VERSION is a date)
-    if [[ "$VERSION" =~ ^[0-9]{4}-[0-9]{2}-[0-9]{2}$ ]] ; then \
-    export DLFROM="https://download.kiwix.org/nightly/${VERSION}" ; fi && \
-    # only non-specified (latest) release doesnt include VERSION in filename (sep by dash)
-    if [ ! -z "$VERSION" ] ; then export VERSION="-$VERSION" ; fi && \
-    export filename="kiwix-tools_linux-$ARCH$VERSION.tar.gz" && \
-    # download requested kiwix-tools version
-    url="$DLFROM/$filename" && \
-    echo "URL: $url" && \
-    if [ -z "$VERSION" ] ; then \
-    # fetch actual filename (latest release is a redirect)
-    export foldername="$(curl --head --insecure --location --silent --no-buffer $url |grep -m 1 'location:' | cut -d '/' -f 6 | sed 's/.tar.gz//' | sed 's/\r//')"; \
-    else export foldername=$(echo -n $filename|sed 's/.tar.gz//'); fi && \
-    echo "foldername: $foldername" && \
-    # download and extract just kiwix-serve
-    curl --insecure --location $url | tar -xzo -f - -C /usr/local/bin/ --strip-components 1 -- "$foldername/kiwix-serve" && \
-    # only needed in dockerfile
-    apk del curl
+# kiwix-tools is multi-arch
+FROM ghcr.io/kiwix/kiwix-tools:$VERSION
+LABEL org.opencontainers.image.source https://github.com/offspot/container-images
 
-# expose kiwix-serve default port
-EXPOSE 80
+# remove other kiwix-tools
+RUN find /usr/local/bin -name 'kiwix-*' -not -name 'kiwix-serve' -delete
 
-ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 CMD ["kiwix-serve", "--help"]