if it is an external login using an external schema to sign #14592
Resolves: #14536
Description
When registering a user, if it is an external login using the external schema to sign
Checklist
- I fully tested it as developer / designer and created unit / integration tests
- I documented it (or no need to document or I will create a separate documentation issue)
- I worked with the design team to get their idea for UI/UX design (or no need to design for this PR)
- I've assigned reviewer, related labels and set a milestone for this PR
How to test it?
Use the app-pro template to config Azure AD to login.