Add support for interacting with Claude in the assistant panel (#11798)

Release Notes:

- Added support for interacting with Claude in the assistant panel. You
can enable it by adding the following to your `settings.json`:

    ```json
    "assistant": {
        "version": "1",
        "provider": {
            "name": "anthropic"
        }
    }
    ```
5944caaa90Antonio Scandurra committed on 5/14/2024, 1:57:52 PM· committed by GitHubparent019d988
12 files changedLine totals unavailable