* Replace apivore api tests with rswag
* move to OpenAPI Spec 3.0.1
* a swagger UI is now reachable at http://localhost:3000/api-docs/index.html
* swagger file is generated by running `RAILS_ENV=test rails rswag`
and it was moved from /docs/swagger.v1.yml to /swagger/v1/swagger.yml
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Co-authored-by: viehlieb <pf@pragma-shift.net>
There is no need to set options other than the foodcoop during every
change of the scope. This also makes sure that the correct options will
be loaded during testing to fix problems with newer rails versions.