Create Weekly run through page

[naushinthomson]

• [x] Create draft page using template
• [x] Add description of what is being covered
• [x] Add description of checks required on this content, compiled from current protocol documents if available
• [x] Add examples (using screenshots) covering correct and incorrect scenarios
• [x] Review house style document to ensure all requirements are covered by Slab
• [x] Fred approved page
• [x] James approved page
• [x] Naushin approved page
• [x] Rebecca approved page

Definition of done

• [x] Page revised after feedback
• [x] Team reviewed and approved page?
• [x] Update changelog at the bottom of the page

[naushinthomson]

Page available here

[fred-atherden]

Nice work - thanks Naushin. I've added a few comments