# Base image with Python
FROM python:3.9-slim

# Set the working directory inside the container
WORKDIR /app

# Copy the application files to the container
COPY . /app

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

# Expose the FastAPI app port
EXPOSE 8000

# Ensure the application runs on Heroku's dynamic port
CMD ["sh", "-c", "uvicorn main:app --host 0.0.0.0 --port $PORT"]