whenever vc service tokens are needed, a query is made to token service
docker file & github actions most likely require updates
deleteUser (backend/schema/user) only logs error, because e2e-tests (cypress) does not handle AppContext for some reason correctly (no context is passed to the deleteUser function). This is a workaround for passing the e2e-tests, otherwise it should throw error if no access token is found on the AppContext.