Summary of the new feature/enhancement

The web cmdlets currently are lacking in terms of regression tests. The only tests currently verifying the regex patterns used are here:

The cmdlets use a half-dozen different regex patterns for various purposes; we should add tests to ensure they work correctly going forward.

See also #12099 -- both that PR and the new tests should be backported to 7.0 branch as a bugfix.

Details

This is the tool we are supposed to use: https://www.microsoft.com/en-us/security-risk-detection/
The description of the requirement are here:
https://docs.microsoft.com/en-us/security-risk-detection/concepts/seed-files