text: Title: Add tests for examples
  Body: ## Problem
  
  <!-- A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] -->
  
  As of the time of writing, the FastAPI example will raise warnings as FastAPI internally recreates model types, this would be annoying for users to disable.
  
  ## Suggested solution
  
  <!-- A clear and concise description of what you want to happen. -->
  
  Add a new workflow to test examples (examples will also have to be rewritten to include tests).
  