Subscription Sign-up Flow with OTP Verification

What is it
This project focuses on creating a simple, user-friendly subscription form that uses OTP verification via WhatsApp or SMS to confirm the user's phone number before finalizing the subscription.
How It Works (Flow Overview)

User Enters Phone Number

User fills out a form with name and phone number.

Send OTP via Hi-send API

Hi-send sends the OTP via WhatsApp or SMS.

User Enters OTP

User inputs the OTP received.

Verify OTP

The frontend verifies the OTP via Hi-send.

Complete Subscription

A success message is shown and user data is stored or forwarded.

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