# Use the official Python 3.11 slim image
FROM python:3.11-slim

# Set environment variables
ENV DEBIAN_FRONTEND=noninteractive
ENV PYTHONUNBUFFERED=1

# Install basic build tools and libraries (required by faiss-cpu, PyMuPDF, etc.)
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    cmake \
    libopenblas-dev \
    libomp-dev \
    poppler-utils \
    && rm -rf /var/lib/apt/lists/*

# Create a working directory
WORKDIR /app

# Set Hugging Face cache directory
ENV HF_HOME=/app/cache
RUN mkdir -p /app/cache && chmod -R 777 /app/cache

# Copy requirements first (for Docker layer caching)
COPY requirements.txt .

# Install Python dependencies (no version pinning)
RUN pip install --no-cache-dir -r requirements.txt

# Create directories with proper read/write permissions
RUN mkdir -p /app/uploads/vectors && chmod -R 777 /app/uploads

# Copy the rest of the application files
COPY . .

# Expose the port used by your Flask app (e.g., 7860)
EXPOSE 7860

# Start the Flask app
#CMD ["python", "run.py"]
# Run Gunicorn
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "wsgi:obj_app"]