app/templates/docker/dockerfile_dotnet.j2

{% if config.multiStage %}
# Multi-stage build for .NET
FROM mcr.microsoft.com/dotnet/sdk:{{ config.dotnetVersion or '8.0' }} AS builder

WORKDIR /app

# Copy csproj and restore dependencies
COPY *.csproj ./
RUN dotnet restore

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

# Production stage
FROM mcr.microsoft.com/dotnet/aspnet:{{ config.dotnetVersion or '8.0' }}

WORKDIR /app

# Copy build output from builder
COPY --from=builder /app/out .

{% else %}
# .NET {{ config.dotnetVersion or '8.0' }} Dockerfile
FROM mcr.microsoft.com/dotnet/sdk:{{ config.dotnetVersion or '8.0' }}

WORKDIR /app

# Copy csproj and restore
COPY *.csproj ./
RUN dotnet restore

# Copy everything else
COPY . ./

{% if not config.developmentMode %}
# Build and publish
RUN dotnet publish -c Release -o out
{% endif %}
{% endif %}

# Expose port
EXPOSE {{ config.port or '5000' }}

{% if config.developmentMode %}
# Development mode
ENV ASPNETCORE_ENVIRONMENT=Development
ENV ASPNETCORE_URLS=http://+:{{ config.port or '5000' }}

CMD ["dotnet", "watch", "run"]
{% else %}
# Production mode
ENV ASPNETCORE_ENVIRONMENT=Production
ENV ASPNETCORE_URLS=http://+:{{ config.port or '5000' }}

# Set memory and other runtime options
ENV DOTNET_EnableDiagnostics=0

# Start application from published output
CMD ["dotnet", "{{ config.projectName or 'app' }}.dll"]
{% endif %}