FROM rust:latest as build_stage RUN mkdir /build ADD ./ /build/server ADD ./pong /build/pong WORKDIR /build/server RUN cargo build --release FROM ubuntu:20.04 RUN apt-get update && apt-get install libssl1.1 COPY --from=build_stage /build/server/target/release/server /usr/local/bin/ RUN chmod +x /usr/local/bin/server CMD /usr/local/bin/server