Store account type during onboarding (4204)

[stracker-phil]

Description

Detects the account-type (business or personal) during authentication, at the end of the onboarding flow, and stores it in the database.

Usage

In PHP

$data = $container->get( 'settings.data.general' );

if ( $data->is_business_seller() ) {
  // This is a business account.
} elseif ( $data.>is_casual_seller() ) {
  // This is a personal account.
} else {
  // Neither business nor casual: We do not know the type.
}

In React

import { CommonHooks } from '../../../data';

// ...

const merchant = CommonHooks.useMerchant();

if ( merchant.isBusinessSeller ) {
  // Confirmed business seller account.
} else if ( merchant.isCasualSeller ) {
  // Confirmed casual seller account.
} else {
  // Unknown account type
}