# ============================
# Base Image
# ============================
FROM python:3.12-slim

# ============================
# Working directory
# ============================
WORKDIR /app

# ============================
# System dependencies
# ============================
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*

# ============================
# Copy dependency metadata
# ============================

COPY pyproject.toml uv.lock ./

# ============================
# Install third-party dependencies ONLY
# (no project installation)
# ============================
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# ============================
# Copy source code
# ============================
COPY src/ ./src/
COPY app/ ./app/

# ============================
# Make src discoverable
# ============================
ENV PYTHONPATH=/app/src

# ============================
# Expose Streamlit port
# ============================
EXPOSE 8501

# ============================
# Health check
# ============================
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

# ============================
# Run the demo
# ============================
ENTRYPOINT ["python", "app/run_demo.py"]