FROM python:3.10-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application files
COPY app.py .
COPY .env .

# Initialize api_keys.json if it doesn't exist
RUN if [ ! -f api_keys.json ]; then echo "{}" > api_keys.json; fi
RUN chmod 666 api_keys.json

# Standard Hugging Face Space port
EXPOSE 7860

# Run the Flask app
CMD ["python", "app.py"]