add sms configuration and custom sms sender to auth (#2429)

* add sms configuration and custom sms sender to auth

* add api

* update changeset

---------

Co-authored-by: Gupta <[email protected]>

Author: Amplifiyer

.changeset/curly-bags-cheer.md

@@ -0,0 +1,7 @@
+---
+'@aws-amplify/auth-construct': minor
+'@aws-amplify/backend-auth': minor
+'@aws-amplify/backend': minor
+---
+
+add sms configuration and custom sms sender to auth

package-lock.json

@@ -48,7 +48,8 @@ export type AuthProps = {
         externalProviders?: ExternalProviderOptions;
     };
     senders?: {
-        email: Pick<UserPoolSESOptions, 'fromEmail' | 'fromName' | 'replyTo'> | CustomEmailSender;
+        email?: Pick<UserPoolSESOptions, 'fromEmail' | 'fromName' | 'replyTo'> | CustomEmailSender;
+        sms?: UserPoolSnsOptions | CustomSmsSender;
     };
     userAttributes?: UserAttributes;
     multifactor?: MFA;
@@ -91,6 +92,12 @@ export type CustomEmailSender = {
     kmsKeyArn?: string;
 };
 
+// @public
+export type CustomSmsSender = {
+    handler: IFunction;
+    kmsKeyArn?: string;
+};
+
 // @public
 export type EmailLogin = true | EmailLoginSettings;
 
@@ -180,6 +187,13 @@ export const triggerEvents: readonly ["createAuthChallenge", "customMessage", "d
 // @public
 export type UserAttributes = StandardAttributes & Record<`custom:${string}`, CustomAttribute>;
 
+// @public
+export type UserPoolSnsOptions = {
+    readonly externalId?: string;
+    readonly snsCallerArn?: string;
+    readonly snsRegion?: string;
+};
+
 // @public (undocumented)
 export type VerificationEmailWithCode = {
     verificationEmailStyle?: 'CODE';