#1601 Add support for social login

[taurgis]

Description

Adding IDP login to the PWA Kit has gotten quite a bit of questions lately on Slack, and they say an example said more than a thousand words? Wait.... that's not the saying

Types of Changes

• [ ] Bug fix (non-breaking change that fixes an issue)
• [x] New feature (non-breaking change that adds functionality)
• [ ] Documentation update
• [ ] Breaking change (could cause existing functionality to not work as expected)
• [ ] Other changes (non-breaking changes that does not fit any of the above)

https://github.com/SalesforceCommerceCloud/pwa-kit/assets/2530193/a8addd5d-ee32-4af7-a3b6-66ab1a51b3ee

Configuration required in SLAS:

Additional redirect URLs required:

http://localhost:3000/idp-callback|https://.mobify-storefront.com/callback|https://.mobify-storefront.com/idp-callback

IDP Configuration Required