initial commit

.dockerignore

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+.git
+.gitignore
+.github
+README.md
+LICENSE

.gitignore

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+.idea

Dockerfile

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+FROM alpine:3
+
+ENV S6_PATH=/s6/root
+
+ARG TARGETARCH
+ARG TARGETVARIANT
+ARG S6_RELEASE
+
+RUN apk add --no-cache curl jq \
+    && if [ -z ${S6_RELEASE} ]; then \
+         S6_RELEASE=$(curl -s https://api.github.com/repos/just-containers/s6-overlay/releases/latest | jq -r '.tag_name' | cut -c2-); \
+       fi \
+    && S6_PLATFORM=$(case "${TARGETARCH}/${TARGETVARIANT}" in \
+         "arm/v7")   echo "armhf";; \
+         "arm64/")   echo "aarch64";; \
+         *)          echo "x86_64";; \
+       esac) \
+    && echo "Using s6 release ${S6_RELEASE} platform ${S6_PLATFORM}" \
+    && curl -sSL "https://github.com/just-containers/s6-overlay/releases/download/v${S6_RELEASE}/s6-overlay-noarch.tar.xz" -o "/tmp/s6-overlay-noarch.tar.xz" \
+    && curl -sSL "https://github.com/just-containers/s6-overlay/releases/download/v${S6_RELEASE}/s6-overlay-${S6_PLATFORM}.tar.xz" -o "/tmp/s6-overlay-${S6_PLATFORM}.tar.xz" \
+    && curl -sSL "https://github.com/just-containers/s6-overlay/releases/download/v${S6_RELEASE}/s6-overlay-noarch.tar.xz.sha256" -o "/tmp/s6-overlay-noarch.tar.xz.sha256" \
+    && curl -sSL "https://github.com/just-containers/s6-overlay/releases/download/v${S6_RELEASE}/s6-overlay-${S6_PLATFORM}.tar.xz.sha256" -o "/tmp/s6-overlay-${S6_PLATFORM}.tar.xz.sha256" \
+    && cd /tmp \
+    && sha256sum -c s6-overlay-noarch.tar.xz.sha256 \
+    && sha256sum -c s6-overlay-${S6_PLATFORM}.tar.xz.sha256 \
+    && mkdir -p /s6/root \
+    && tar -C /s6/root -Jxpf /tmp/s6-overlay-noarch.tar.xz \
+    && tar -C /s6/root -Jxpf /tmp/s6-overlay-${S6_PLATFORM}.tar.xz