| FROM ubuntu:16.04RUN apt-get update && \    apt-get install -y npm nodejs gitADD sendd /senddADD start.sh /start.shCMD chmod +x /start.shEXPOSE 3000 9000ENV HOST=localhostENV PEERJSPORT=9000ENV HTTPPORT=3000CMD su -c "export HOST=$HOST && /start.sh"
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