# Multi-stage build for efficient container size
# Stage 1: Builder with all compilation dependencies
FROM python:3.13-slim as builder

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    g++ \
    make \
    build-essential \
    cargo \
    rustc \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements and install Python dependencies
COPY requirements.txt .
RUN pip install --user --no-cache-dir -r requirements.txt

# Stage 2: Final lightweight image
FROM python:3.13-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    TZ=Europe/Berlin \
    PATH=/root/.local/bin:$PATH

# Install only runtime dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    tzdata \
    curl \
    && rm -rf /var/lib/apt/lists/* \
    && ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
    && echo $TZ > /etc/timezone

# Set working directory
WORKDIR /app

# Copy Python packages from builder
COPY --from=builder /root/.local /root/.local

# Copy application files
COPY main.py .
COPY Vektor-Logo.svg ./

# Create static directory and copy logo
RUN mkdir -p static && \
    cp Vektor-Logo.svg static/logo.svg

# Expose port
EXPOSE 8000

# Run the application
CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]