Add UI for configuring the API Url directly (#32248)

Closes #22901 

Release Notes:

- Copilot Chat endpoint URLs can now be configured via `settings.json`
or Configuration View.
73cd6ef92cPiotr Osiewicz committed on 6/6/2025, 4:05:40 PM· committed by GitHubparent019a14b
3 files changedLine totals unavailable