Remove architecture diagram

README.md

@@ -13,10 +13,6 @@ Ruby on Rails app that handles the submission of lettings and sales of social ho
 * [API browser](https://communitiesuk.github.io/submit-social-housing-lettings-and-sales-data/api) (using this [OpenAPI specification](docs/api/v1.json))
 * [Design history](https://core-design-history.herokuapp.com)
 
-## System architecture
-
-![View of system architecture](docs/images/architecture.drawio.png)
-
 ## User interface
 
 ![View of the logs list](docs/images/service.png)

docs/index.md

@@ -12,8 +12,6 @@ Each data collection window runs from 1 April to 1 April the following year (plu
 
 ADD (Analytics & Data Directorate) statisticians are the other primary users of the service. The data collected is transferred to DLUHCs consolidated data store (CDS) via nightly XML exports to an S3 bucket. CDS ingests and transforms this data, ultimately storing it in a MS SQL database and exposing it to analysts and statisticians via Amazon Workspaces.
 
-![Diagram of the CORE system architecture](https://raw.githubusercontent.com/communitiesuk/submit-social-housing-lettings-and-sales-data/main/docs/images/architecture.drawio.png)
-
 ## Users
 
 External data providing organisations have 2 main user types: