[BSP][Degradation] Sticky errors in Metals (vscode)

[Baccata]

Using bleep 1.0.0-M3

Repro video

Screen.Recording.2026-03-11.at.11.03.29.mov

Thoughts

This seems to be a common footgun in BSP implementations (I've experienced it with mill in the past). It is the responsibility of the BSP server to tell the client to clean-up previous diagnostics. See the related piece of specification