Merge pull request #29764 from logonoff/table-d1GoEUYesmg

fix(theme): show arrow when MuiTableSortLabel receives focus

.changeset/brave-eggs-mate.md

@@ -0,0 +1,5 @@
+---
+'@backstage/theme': patch
+---
+
+Show arrow when MuiTableSortLabel receives focus

packages/theme/src/v5/defaultComponentThemes.ts

@@ -162,6 +162,10 @@ export const defaultComponentThemes: ThemeOptions['components'] = {
         '&:focus': {
           color: 'inherit',
         },
+        // Targets the arrow when the label is focused
+        '&:focus svg': {
+          opacity: 0.5,
+        },
         // Bold font for highlighting selected column
         '&.Mui-active': {
           fontWeight: 'bold',