copy to_copy folder into docker container

FROM microsoft/aspnetcore-build:2.0 AS build-env
WORKDIR /app
EXPOSE 80 

# Copy csproj and restore as distinct layers
COPY *.sln ./
COPY DockerBlankApiTest/*.csproj DockerBlankApiTest/
RUN dotnet restore

# Copy everything else and build
COPY . ./
RUN dotnet publish DockerBlankApiTest/*.csproj -c Release -o out

# Build runtime image
FROM microsoft/aspnetcore:2.0
COPY DockerBlankApiTest/to_copy to_copy
WORKDIR /app
COPY --from=build-env /app/DockerBlankApiTest/out .
ENTRYPOINT ["dotnet", "DockerBlankApiTest.dll"]