| 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677 | FROM amd64/alpine:3.7 AS builder# Set the environment variables for builderENV QEMU_VERSION=v4.2.0-6 \    QEMU_ARCHITECTURE=aarch64 \    NODE_ARCHITECTURE=linux-arm64 \    NODE_VERSION=v12.20.1 \    WEKAN_VERSION=3.96  \    WEKAN_ARCHITECTURE=arm64     # Install dependenciesRUN  apk update && apk add ca-certificates outils-sha1 && \     \     # Download qemu static for our architecture     wget https://github.com/multiarch/qemu-user-static/releases/download/${QEMU_VERSION}/qemu-${QEMU_ARCHITECTURE}-static.tar.gz -O - | tar -xz && \     \    # Download wekan and shasum    wget https://releases.wekan.team/raspi3/wekan-${WEKAN_VERSION}-${WEKAN_ARCHITECTURE}.zip && \    wget https://releases.wekan.team/raspi3/SHA256SUMS.txt && \    # Verify wekan    grep wekan-${WEKAN_VERSION}-${WEKAN_ARCHITECTURE}.zip SHA256SUMS.txt | sha256sum -c - && \    \    # Unzip wekan    unzip wekan-${WEKAN_VERSION}-${WEKAN_ARCHITECTURE}.zip && \    \    # Download node and shasums    wget https://nodejs.org/dist/${NODE_VERSION}/node-${NODE_VERSION}-${NODE_ARCHITECTURE}.tar.gz && \    wget https://nodejs.org/dist/${NODE_VERSION}/SHASUMS256.txt.asc && \    \    # Verify nodejs authenticity    grep node-${NODE_VERSION}-${NODE_ARCHITECTURE}.tar.gz SHASUMS256.txt.asc | sha256sum -c - && \    \    # Extract node and remove tar.gz    tar xvzf node-${NODE_VERSION}-${NODE_ARCHITECTURE}.tar.gz# Build wekan dockerfileFROM arm64v8/ubuntu:19.10LABEL maintainer="wekan"# Set the environment variables (defaults where required)ENV QEMU_ARCHITECTURE=aarch64 \    NODE_ARCHITECTURE=linux-arm64 \    NODE_VERSION=v12.20.1 \    NODE_ENV=production \    NPM_VERSION=latest \    WITH_API=true \    PORT=8080 \    ROOT_URL=http://localhost \    MONGO_URL=mongodb://127.0.0.1:27017/wekan# Copy qemu-static to imageCOPY --from=builder qemu-${QEMU_ARCHITECTURE}-static /usr/bin# Copy the app to the imageCOPY --from=builder bundle /home/wekan/bundle# CopyCOPY --from=builder node-${NODE_VERSION}-${NODE_ARCHITECTURE} /opt/nodejsRUN \    set -o xtrace && \    # Add non-root user wekan    useradd --user-group --system --home-dir /home/wekan wekan && \    \    # Install Node    ln -s /opt/nodejs/bin/node /usr/bin/node && \    ln -s /opt/nodejs/bin/npm /usr/bin/npm && \    mkdir -p /opt/nodejs/lib/node_modules/fibers/.node-gyp /root/.node-gyp/8.16.1 /home/wekan/.config && \    chown wekan --recursive /home/wekan/.config && \    \    # Install Node dependencies    npm install -g npm@${NPM_VERSION}EXPOSE $PORTUSER wekanCMD ["node", "/home/wekan/bundle/main.js"]
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