# .NET 9.0 C# (checked 2025-10-13: mcr.microsoft.com/dotnet/sdk:9.0 is latest stable)
FROM mcr.microsoft.com/dotnet/sdk:9.0-alpine AS builder

WORKDIR /app
COPY csharp.csproj .
COPY Uncloseai.cs .

# Build the application
RUN dotnet build -c Release -o out

FROM mcr.microsoft.com/dotnet/runtime:9.0-alpine

RUN apk add --no-cache ca-certificates

WORKDIR /app
COPY --from=builder /app/out .

CMD ["dotnet", "csharp.dll"]