subscriber.js

import store from '@/store'
import axios from 'axios'

 store.subscribe((mutation) => {
    switch(mutation.type){
        case 'auth/SET_TOKEN':
        if(mutation.payload){
            axios.defaults.headers.common['Authorization'] = `Bearer ${mutation.payload}`
            localStorage.setItem('token', mutation.payload)
        }else{
            axios.defaults.headers.common['Authorization'] = null
            localStorage.removeItem('token')
        }
        break;
    }
 })