### Dockerfile ###
FROM python:3.9

# Set working directory
WORKDIR /app

# Copy required files
COPY requirements.txt ./

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

# Copy application files
COPY . .

# Expose the application port
EXPOSE 8000

# Command to run FastAPI app
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]