FROM python:3.11-slim

# Metadata
LABEL maintainer="dlthub" \
      org.label-schema.vendor="dltHub" \
      org.label-schema.url="https://dlthub.com" \
      org.label-schema.name="dlt" \
      org.label-schema.description="**data load tool (dlt)** is a simple, open source Python library that makes data loading easy."

ENV PYTHONUNBUFFERED=1

# System dependencies
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        build-essential \
        curl \
        git \
        ca-certificates \
        libffi-dev \
        libpq-dev \
    && rm -rf /var/lib/apt/lists/*

# Prepare workdir and copy source
WORKDIR /opt/dlt
COPY . /opt/dlt/

# Build tools
RUN python -m pip install --upgrade pip setuptools wheel

# Install the project from source (no extras by default)
RUN pip install --no-cache-dir .

# Basic smoke checks for CLI visibility (import test omitted to avoid shell quoting issues)
RUN dlt --version
RUN dlt --help

# Default command: run the CLI if available, otherwise fall back to module entrypoint
CMD ["dlt"]