Blazor dotnet 6 with AzureADB2C works- migrate to dotnet7 - login displays and redirect loops

[MicroTrendsTom]

Please provide us with the following information:

This issue is for a: (mark with an x)

- [x ] bug report -> please search issues before submitting
- [ ] feature request
- [ ] documentation issue or request
- [x ] regression (a behavior that used to work and stopped in a new release)

Does the fact we are using donet 70 required code changes or config changes from dotnet 6.0 ?

Minimal steps to reproduce

Visual studio 22
Create blazor app server
DotNet 6.0
add AzureAD b2s microsoft identity
configure for email and password login on localhost
Set the azure login off a button click not to automatically appaer at start
test login...

update project to donet 7.0
start
b2c login popsup
login same as above goes into redirect loop

Any log messages given by the failure

not log but is this the issue: "client-SKU=ID_NET6_0&x-client-ver=6.30.0.0":
https://......b2clogin.com/..../b2c_1_signupsigninpolicy001/oauth2/v2.0/authorize?client_id=f9f84e08-4bdf-4234-b24e-f7c3eb7621eb&redirect_uri=https%3A%2F%2Flocalhost%3A7060%2Fsignin-oidc&response_type=id_token&scope=openid%20profile&response_mode=form_post&nonce=638214147583122404.YWIyMzBiYzgtOWFjOC00MmVlLThmMjItYWQzMTYxZTQwOGY5MzNkNWY5ZTYtZWJiMS00OTAxLWEyNmEtYzM1NjI4MTVhOGUw&client_info=1&x-client-brkrver=IDWeb.2.11.0.0&state=CfDJ8F-ljG3ZZLZEskFlcj5jpaOW3Xc8UGsUk9ryFakSZtGvzs_WtLzo2pcwcv7VsgmnfGCTE46CnkScX2-06zqAT1kOjY0mHMwxjBJJF-_3cGMpXxsk2tutEaf1I9dwARf4-_Q5DABzYGkhjCyYhJpBqOvQgm2IZWB4RrqXpGBS4uWmlnPK4Jlqy4U4H9Bf90lRbfCtxXgu8OJpHtTbMWbMaeUL7BGFzKWD3xRUjIDD7T8255mMgeHyufxUM6QJZefV3r8r6fzJ3kRTRAbatzursx2In-pmJPJTtJ6ekWWigeIBkwPhZvnVdufjQNA3M3PX4A&x-client-SKU=ID_NET6_0&x-client-ver=6.30.0.0

Expected/desired behavior

B2c login to not popup until click signin
no redirect issue same

OS and Version?

Windows 7, 8 or 10. Linux (which distribution). macOS (Yosemite? El Capitan? Sierra?)
Dev machine Windows 11,

Versions

2.11

Mention any other details that might be useful

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Thanks! We'll be in touch soon.

please see this video you and if you can delete it soon due to private info in the video
https://www.screencast.com/t/j5GJdjuGhF

[MicroTrendsTom]

not sure to raise issue here instead:
https://github.com/AzureAD/microsoft-identity-web