FROM golang:1.18.0 as build WORKDIR /openim COPY . . RUN make fmt && make tidy RUN make transfer FROM ubuntu WORKDIR /openim VOLUME ["/openim/logs","/openim/bin"] #Copy binary files to the blank image COPY --from=build /openim/bin /openim/bin COPY --from=build /openim/config /openim/config CMD ["./bin/openim-msgtransfer"]