FROM python:3.12-slim

WORKDIR /app

# System dependencies for PDF tools + keyring
RUN apt-get update && apt-get install -y --no-install-recommends \
    poppler-utils \
    libsecret-1-0 \
    libglib2.0-0 \
    git \
    && rm -rf /var/lib/apt/lists/*

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

# Application code
COPY . .

# Chainlit UI port
EXPOSE 8000

# Run Chainlit (headless mode — no browser auto-open)
CMD ["python", "-m", "chainlit", "run", "main.py", "--host", "0.0.0.0", "--port", "8000", "--headless"]
