Application server hosting the Haskell backend

External triggers to the application (e.g. update cache, some health checks)

User emails & automatic (internal) reporting of errors to admins

External user authentication and authorization (roles & groups)

In-memory cache for external resources (e.g. Auth0 data, data from configuration files)

Main relational DB engine

Main relational DB engine

Fast delivery & limit content distribution

Horizontal scaling

Cross platform build

Frontend application

Backend logic (REST, Auth0, Redis, Postgres, functional graph library (fgl), ...)

Static resources (html, css, js, ...)