docs: function addAuthenticationRoutes(router) {
    const authRouter = express.Router();
  
    authRouter.use(require('body-parser').json({ strict: true, type: 'application/json', limit: '50mb' }));
    authRouter.use(require('body-parser').text({ type: 'text/*' }));
    amphoraAuth.addRoutes(authRouter);
    router.use('/_users', authRouter);
  }