FROM python:3.12-slim

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    libffi-dev \
    libxml2 \
    libxslt1-dev \
    libjpeg-dev \
    zlib1g-dev \
    libpoppler-cpp-dev \
    && rm -rf /var/lib/apt/lists/*

# Set workdir
WORKDIR /app

# Copy requirements first (better caching)
COPY requirements.txt .

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

# Copy source code
COPY . .

# Make invoices folder inside container
RUN mkdir -p /app/invoices

# Run script
CMD ["python", "main.py"]