FROM python:3.9-slim

WORKDIR /app

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

# Copy requirements and install dependencies
COPY requirements.txt .

# Install numpy first to avoid compatibility issues
RUN pip install --no-cache-dir numpy==1.24.3

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

# Copy application files
COPY . .

# Create templates directory if it doesn't exist
RUN mkdir -p templates

# Expose the port
EXPOSE 7860

# Set environment variables
ENV FLASK_APP=app.py
ENV FLASK_ENV=production

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