diagnostics: Add shortcut to re-run setup for app
- When running diagnostics for an app, if there are any failures or warnings, then show a button to re-run setup.
- When showing all diagnostics results, if there are any failures or warnings for an app, then show a button to re-run setup for that app.
- app: Update diagnose() docstring
Signed-off-by: James Valleroy jvalleroy@mailbox.org
Edited by James Valleroy