Dockerfile

FROM memcached:1.6.23-bookworm as build

FROM alpine:3 AS sys

RUN set -xe; \
    mkdir -p /target/etc; \
    mkdir -p /blank; \
    apk --no-cache add \
      ca-certificates \
      tzdata \
    ; \
    update-ca-certificates; \
    ln -sf ../usr/share/zoneinfo/Etc/UTC /target/etc/localtime; \
    echo "Etc/UTC" > /target/etc/timezone;

FROM scratch

COPY --from=sys /target/etc /etc
COPY --from=sys /usr/share/zoneinfo/Etc/UTC /usr/share/zoneinfo/Etc/UTC
COPY --from=sys /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
COPY --from=sys /blank /tmp

# Binary executable
COPY --from=build /usr/local/bin/memcached /usr/bin/memcached

# System libraryes
COPY --from=build /lib/x86_64-linux-gnu/libssl.so.3 /lib/x86_64-linux-gnu/libssl.so.3
COPY --from=build /lib/x86_64-linux-gnu/libcrypto.so.3 /lib/x86_64-linux-gnu/libcrypto.so.3
COPY --from=build /lib/x86_64-linux-gnu/libevent-2.1.so.7 /lib/x86_64-linux-gnu/libevent-2.1.so.7
COPY --from=build /lib/x86_64-linux-gnu/libsasl2.so.2 /lib/x86_64-linux-gnu/libsasl2.so.2
COPY --from=build /lib/x86_64-linux-gnu/libc.so.6 /lib/x86_64-linux-gnu/libc.so.6
COPY --from=build /lib64/ld-linux-x86-64.so.2 /lib64/ld-linux-x86-64.so.2

# Configuration files
COPY --from=build /etc/passwd /etc/passwd