About
table.annotations is a programmatic row / column / cell overlay. Phase 4
layers the visible rendering on top: CSS tints on rows / cells / column headers and a
library-owned popover grouped by scope.
- Click a Scenario button (A–E) to seed a specific overlay.
- Hover or keyboard-focus an annotated cell or header to open the popover.
-
Toggle the severity filter checkboxes to hide a severity tint without modifying the
store.