scanner: add color legend for sunburst output
The sunburst/dashboard output use color coding for known/unknown files.
We should add a legend to explain what the colors mean.
Migrated from T2365 (view on Phabricator)
Staging instance, all changes can be removed at any time
The sunburst/dashboard output use color coding for known/unknown files.
We should add a legend to explain what the colors mean.
Migrated from T2365 (view on Phabricator)