hoodie authentication problem

.hoodierc

{
  "address": "127.0.0.1",
  "port": 8080,
  "data": ".hoodie",
  "public": "public",
  "dbUrl": "http://admin:admin@127.0.0.1:5984/prototype",
  "adminPassword": "admin",
  "dbAdapter": "pouchdb-adapter-fs",
  "inMemory": false,
  "loglevel": "warn",
  "url": "http://admin:admin@127.0.0.1:5984"
}

hoodieActions.js

import sha256 from 'sha256'
import PouchDB from 'pouchdb'
const Hoodie = require('@hoodie/client')

const hoodie = new Hoodie({
  url: 'http://127.0.0.1:8080',
  PouchDB: PouchDB
})

const store = hoodie.store

export const register = function (username, preferred_name, password) {
  return new Promise ((resolve, reject) => {
    hoodie.account.signUp({ username, password }).then(() => {
      return store.add({
        _id: 'user-data/' + sha256(username),
        email: username,
        preferred_name: preferred_name
      })
    }).then((userData) => {
      console.log('registration', userData)
      resolve(userData)
    })
    .catch((error) => {
      console.error('error', username, error)
      reject(error)
    })
  })
}

export const login = (username, password) => {
  return new Promise((resolve, reject) => {
    hoodie.account.signIn({ username, password })
      .then((user) => {
        return store.find('user-data/' + sha256(user.username))
      })
      .then((userData) => {
        console.log('login', userData)
        resolve(userData)
      })
      .catch((error) => {
        console.error('error', error)
        reject(error)
      })
  })
}