…e None returns

…e ones that handle dictionaries that translate to JSON

…lass mocks

…wing of built-in "type"

…nd make them a Protocol instead of a Union

the goal of this is to remove things from generic 'utils' style junk
drawers and have them be clearly labeled

…ar awaitables

…ng about unknown attributes

…en' attribute(I do not believe it is used by the token authenticator)

… can be a list as well

…ns to unify the response types and use future annotations

Also, was using the module_api module to import the LoginResponse and
JsonDict. They are present in that module but do not show up correctly
for static analysis. Import them directly

…give it a proper type for the attribute

… the argument for verify_jwt_based_cfg()

…ttributes always exist now(even if they are None)

…med inside each checker function

"config -> jwt_cfg", for example. Assertions are present to help mypy
figure out that these values can not be None here

…ther is a JSON string(was a dict, which was coercable)

…word_auth_provider_callbacks() to guarantee it does not drift