docker-compose.yml

version: "3.8"

services:
    app:
        build: .
        command: sh -c "python main.py"
        # Replace "YOUR_USER" for your Docker Hub user
        image: YOUR_USER/cicd-example:latest
        ports:
            - "80:8000"

Dockerfile

# Python Alpine is a lightweighted version of Python
FROM python:3.8-alpine

# Installing dependencies
COPY ./requirements.txt ./requirements.txt
RUN pip install -r /requirements.txt

# Copying the source code to 
RUN mkdir /app
WORKDIR /app
COPY ./app /app

# Creating and logging a user
RUN adduser -D user
USER user

# Commands for Docker run
EXPOSE 8000
CMD ["python", "main.py"]