Check authentication middleware change on firebase authorization have error: UnhandledPromiseRejectionWarning

[knockknockxo]

Please help, any idea how to solve? thx

// @Dependencies
const { AuthenticationError } = require('apollo-server-express')
const admin = require("../Server/client")

module.exports = async (context) => {
// @Header
const header = context.req.headers.authorization

// @validate
if(!header)
    throw new Error('Musí sa uviesť hlavička overenia')

// @token
const token = header.split('Bearer ')[1]

// @validate
if(!token)
    throw new Error('Musí sa uviesť hlavička overenia')


try {
    // @auth
    const auth = await admin.auth().verifyIdToken(token)

    // @user
    const user = await admin.firestore()
        .collection('users')
        .where('id', '==', auth.uid)
        .limit(1)
        .get()

    return user.docs[0].data()
}
catch(error)
{
    throw new AuthenticationError(error)
}

}

[knockknockxo]

Miss me await XO

Mutation: {
async createPost(_, { body }, context) {
try {
// @user
const user = await auth(context)