FROM python:3.12-slim

ENV DEBIAN_FRONTEND=noninteractive

# System dependencies for building numpy/pandas-like extensions
RUN apt-get update \
 && apt-get install -y --no-install-recommends \
    build-essential \
    gfortran \
    libopenblas-dev \
    liblapack-dev \
    libffi-dev \
    pkg-config \
    ninja-build \
    meson \
    locales \
    git \
    curl \
    ca-certificates \
 && locale-gen en_US.UTF-8 2>/dev/null || true \
 && update-locale LANG=en_US.UTF-8 2>/dev/null || true \
 && rm -rf /var/lib/apt/lists/*

ENV LANG en_US.UTF-8
ENV LC_ALL en_US.UTF-8

WORKDIR /workspace

# Copy source code
COPY . /workspace

# Create a Python virtual environment and install the package from source
RUN python -m venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Upgrade packaging tooling
RUN python -m pip install --upgrade pip setuptools wheel

# Build/install the project in editable mode
RUN pip install --no-cache-dir -e .

# Default to a shell
CMD ["bash"]