# GermanApp Backend Dockerfile
# .NET 9.0 Web API Application
# Multi-stage build for production optimization

# ============================================
# Build Stage
# ============================================
FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
WORKDIR /src

# Copy project file and restore dependencies
COPY ["GermanApp/GermanApp.csproj", "GermanApp/"]
RUN dotnet restore "GermanApp/GermanApp.csproj"

# Copy everything else and build
COPY . .
WORKDIR "/src/GermanApp"
RUN dotnet build "GermanApp.csproj" -c Release -o /app/build

# Publish the application
RUN dotnet publish "GermanApp.csproj" -c Release -o /app/publish \
    --no-restore \
    -p:PublishReadyToRun=true \
    -p:PublishSingleFile=false \
    -p:PublishTrimmed=true

# ============================================
# Publish Stage
# ============================================
FROM build AS publish

# ============================================
# Runtime Stage
# ============================================
FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
WORKDIR /app

# Copy published app from publish stage
COPY --from=publish /app/publish .

# Set environment variables
ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false
ENV ASPNETCORE_URLS=http://+:8080
ENV ASPNETCORE_ENVIRONMENT=Production

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8080/health || exit 1

# Entry point
ENTRYPOINT ["dotnet", "GermanApp.dll"]