WIP: build production images

BimAI.API/Dockerfile

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+# Stage 1: Build
+FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+WORKDIR /src
+
+# Copy solution and all project files for restore
+COPY BimAI.sln ./
+COPY BimAI.API/BimAI.API.csproj BimAI.API/
+COPY BimAI.Domain/BimAI.Domain.csproj BimAI.Domain/
+COPY BimAI.Application/BimAI.Application.csproj BimAI.Application/
+COPY BimAI.Infrastructure/BimAI.Infrastructure.csproj BimAI.Infrastructure/
+
+# Restore dependencies
+RUN dotnet restore BimAI.API/BimAI.API.csproj
+
+# Copy all source code
+COPY . .
+
+# Build and publish
+WORKDIR /src/BimAI.API
+RUN dotnet publish -c Release -o /app/publish --no-restore
+
+# Stage 2: Runtime
+FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS runtime
+WORKDIR /app
+
+# Set timezone
+ENV TZ=Europe/Warsaw
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+
+# Copy published files
+COPY --from=build /app/publish .
+
+# Set environment variables
+ENV ASPNETCORE_ENVIRONMENT=Production
+ENV ASPNETCORE_URLS=http://0.0.0.0:7142
+
+# Expose port
+EXPOSE 7142
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=10s --retries=3 \
+  CMD wget --no-verbose --tries=1 --spider http://localhost:7142/health || exit 1
+
+# Run the application
+ENTRYPOINT ["dotnet", "BimAI.API.dll"]