FROM mcr.microsoft.com/dotnet/sdk:9.0 AS builder WORKDIR /app COPY acb-starter-csharp.csproj . RUN dotnet restore COPY Program.cs Grid.cs . RUN dotnet publish -c Release -o /out FROM mcr.microsoft.com/dotnet/runtime:9.0-alpine WORKDIR /app COPY --from=builder /out . ENV BOT_PORT=8080 ENV BOT_SECRET="" EXPOSE 8080 CMD ["dotnet", "acb-starter-csharp.dll"]