remove unused waas cognito dependency (#983)

Author: tolgahan-arikan

packages/waas/package.json

@@ -18,7 +18,6 @@
     "@0xsequence/core": "workspace:*",
     "@0xsequence/network": "workspace:*",
     "@0xsequence/utils": "workspace:*",
-    "@aws-sdk/client-cognito-identity-provider": "^3.445.0",
     "idb": "^7.1.1",
     "json-canonicalize": "^1.0.6",
     "jwt-decode": "^4.0.0"

packages/waas/src/auth.ts

@@ -46,7 +46,6 @@ import {
 import { WaasAuthenticator, AnswerIncorrectError, Chain, EmailAlreadyInUseError, Session } from './clients/authenticator.gen'
 import { NoPrivateKeyError } from './errors'
 import { SimpleNetwork, WithSimpleNetwork } from './networks'
-import { EmailAuth } from './email'
 import { ethers } from 'ethers'
 import { getDefaultSubtleCryptoBackend, SubtleCryptoBackend } from './subtle-crypto'
 import { getDefaultSecureStoreBackend, SecureStoreBackend } from './secure-store'
@@ -177,8 +176,6 @@ export class SequenceWaaS {
 
   private readonly deviceName: StoreObj<string | undefined>
 
-  private emailClient: EmailAuth | undefined
-
   // The last Date header value returned by the server, used for users with desynchronised clocks
   private lastDate: Date | undefined
 
@@ -278,23 +275,6 @@ export class SequenceWaaS {
     return response
   }
 
-  public get email() {
-    if (this.emailClient) {
-      return this.emailClient
-    }
-
-    if (!this.config.emailRegion) {
-      throw new Error('Missing emailRegion')
-    }
-
-    if (!this.config.emailClientId) {
-      throw new Error('Missing emailClientId')
-    }
-
-    this.emailClient = new EmailAuth(this.config.emailRegion, this.config.emailClientId)
-    return this.emailClient
-  }
-
   async onValidationRequired(callback: () => void) {
     this.validationRequiredCallback.push(callback)
     return () => {