Changes based on feedback

Signed-off-by: Andre Wanlin <awanlin@rapidrtc.com>

.changeset/serious-houses-watch.md

@@ -1,5 +1,5 @@
 ---
-'@backstage/theme': minor
+'@backstage/theme': patch
 ---
 
 **DEPRECATED**: The `bursts` object from `BackstagePaletteAdditions` has been depreciated and will be removed in a future release

packages/theme/src/themes.ts

@@ -39,6 +39,10 @@ export const lightTheme = createTheme({
     },
     bursts: {
       fontColor: '#FEFEFE',
+      slackChannelText: '#ddd',
+      backgroundColor: {
+        default: '#7C3699',
+      },
       gradient: {
         linear: 'linear-gradient(-137deg, #4BB8A5 0%, #187656 100%)',
       },
@@ -112,6 +116,10 @@ export const darkTheme = createTheme({
     },
     bursts: {
       fontColor: '#FEFEFE',
+      slackChannelText: '#ddd',
+      backgroundColor: {
+        default: '#7C3699',
+      },
       gradient: {
         linear: 'linear-gradient(-137deg, #4BB8A5 0%, #187656 100%)',
       },

packages/theme/src/types.ts

@@ -68,6 +68,10 @@ export type BackstagePaletteAdditions = {
    */
   bursts: {
     fontColor: string;
+    slackChannelText: string;
+    backgroundColor: {
+      default: string;
+    };
     gradient: {
       linear: string;
     };