# Use Python 3.10+ to avoid NumPy version conflicts
FROM python:3.10-slim

# Set the working directory inside the container
WORKDIR /app

# Upgrade pip first to avoid dependency issues
RUN pip install --no-cache-dir --upgrade pip

# Copy only the requirements file first for caching efficiency
COPY requirements.txt .

# Install dependencies (ensure `pickle` is removed from requirements.txt)
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application files
COPY . .

# Expose the port your app runs on
EXPOSE 7860

# Command to run the application using Gunicorn
CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:7860", "app:app"]