FROM microsoft/dotnet:2.1-sdk as builder WORKDIR /Vote COPY Vote/Vote.csproj . RUN dotnet restore COPY /Vote . RUN dotnet publish -c Release -o /out Vote.csproj # app image FROM microsoft/dotnet:2.1-aspnetcore-runtime WORKDIR /app ENTRYPOINT ["dotnet", "Vote.dll"] COPY --from=builder /out .