Jenkins needs updating

[jess789550]

The current Jenkinsfile uses the python docker container. Since the last update an SQL docker container has been created and a docker network formed to allow the app to be fully dockerised.

• Modify Jenkinsfile to test out full docker version of app
• Update Docs

[jess789550]

https://tutorials.releaseworksacademy.com/learn/building-your-first-docker-image-with-jenkins-2-guide-for-developers

[jess789550]

My ubuntu only has 25 MB memory so I cannot fix Jenkins sorry. Docker works on my system but Jenkins takes too much space