Create a 'How to work with Code for Life' deck for stakeholders

[lauracumming]

Summary
We would like to create a deck that we can send out to anybody that would like to work with us. It should give an overview of the work we do and how they can get involved.

This should also be downloadable form the website.

User story
The user story that has led to the need for this task, expressed in the format below.
_As a stakeholder
_I would like to understand what CFL does
_so that I can get involved

Outcome/deliverable
PDF with links

Deadline
TBC

Links
Insert any hyperlinks to sites or documents that may help with this task.

Reviewer
@SKairinos @faucomte97

People to contact
@lauracumming