Update README.md

Fix: use proper temp path for temporary test files

Fix: unit tests are .NET 8.0, not 9.0

Long method scanner unit tests

Add screenshot to README

Fix: properly show TODO items in view-file view

Fix: show TODO method scope in method report

WIP: TODOs have method name (refactor it to common code)

Fix: magic numbers report last column is useful now!

Magic number scanner: skip comments

Refactor: simplify use of language-specific scanners

Partial fix: magic numbers report now shows method names

Fix long-standing issue of scan time display

Refactor: The Razor way renaming

Fix: proper, useful display of long method count and magic numbers in reports