wip: alpine 3.16

docker/fabio/Dockerfile

@@ -4,13 +4,13 @@ ARG DOCKER_BUILD_DIR
 
 ARG FABIO_REMOTE=https://github.com/fabiolb/fabio
 ARG FABIO_VERSION=1.6.0
-ARG OPERATING_SYSTEM=Linux
-ARG PROCESSOR_ARCHITECTURE=x86_64
+ARG SYSTEM=Linux
+ARG MACHINE=x86_64
 
 RUN apk update \
  && apk add --no-cache ca-certificates \
- && OS="$(echo ${OPERATING_SYSTEM} |awk '{print tolower($0)}')"; \
-    ARCH="$(echo ${PROCESSOR_ARCHITECTURE} |awk '/x86_64/ {print "amd64"}; /aarch64/ {print "arm64"}')"; \
+ && OS="$(echo ${SYSTEM} |awk '{print tolower($0)}')"; \
+    ARCH="$(echo ${MACHINE} |awk '/x86_64/ {print "amd64"}; /aarch64/ {print "arm64"}')"; \
     wget -qO /usr/bin/fabio ${FABIO_REMOTE}/releases/download/v${FABIO_VERSION}/fabio-${FABIO_VERSION}-${OS}_${ARCH} \
  && chmod +x /usr/bin/fabio