Outline Panel: Project Diagnostics

2nd chunk of `docs/src/outline-panel.md`

d09841a0c6fb8fdde07bfdb342ffe589a0d2fc1b35aab14400000001000000ef



### Project Diagnostics

View a summary of all errors and warnings reported by the language server.

Title: Outline Panel: Project Diagnostics

Summary

The outline panel can display a summary of all errors and warnings reported by the language server across the project.