Dockerfile

# Use an official Python runtime as a parent image
FROM python:3.9

# Set the working directory
WORKDIR /app

# Copy the requirements file
COPY requirements.txt .

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

# Copy the app code
COPY . .

# Expose port (Flask runs on 5000 by default)
EXPOSE 5000

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