Dockerfile

# Use an official Python runtime as a base image
FROM python:3.9-slim

# Set the working directory in the container
WORKDIR /app

# Copy the current directory contents into the container at /app
COPY . /app

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

# Set environment variables (MySQL credentials)
ENV MYSQL_HOST=${MYSQL_HOST}
ENV MYSQL_USER=${MYSQL_USER}
ENV MYSQL_PASSWORD=${MYSQL_PASSWORD}
ENV MYSQL_DB=${MYSQL_DB}

# Expose the port the app runs on
EXPOSE 5000

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