1Get errors and warnings for the project or a specific file.
 2
 3This tool can be invoked after a series of edits to determine if further edits are necessary, or if the user asks to fix errors or warnings in their codebase.
 4
 5When a path is provided, shows all diagnostics for that specific file.
 6When no path is provided, shows a summary of error and warning counts for all files in the project.
 7
 8<example>
 9To get diagnostics for a specific file:
10{
11    "path": "src/main.rs"
12}
13
14To get a project-wide diagnostic summary:
15{}
16</example>