Dockerfile.backend

FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1

WORKDIR /app

# System deps for scientific stack (scanpy/squidpy/geopandas, etc.)
RUN apt-get update && \
        apt-get install -y --no-install-recommends \
            build-essential \
            liblapack-dev \
            libopenblas-dev \
            libpq-dev \
            libffi-dev \
            libssl-dev \
            libxml2-dev \
            libxslt1-dev \
            zlib1g-dev \
            libjpeg-dev && \
        rm -rf /var/lib/apt/lists/*

COPY requirements.txt /app/requirements.txt
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r /app/requirements.txt

# Copy backend code and datasets
COPY backend /app/backend
COPY datasets /app/datasets

WORKDIR /app
ENV DJANGO_SETTINGS_MODULE=spatial_explorer.settings

EXPOSE 8000
CMD ["python", "backend/manage.py", "runserver", "0.0.0.0:8000"]