Displaying an alert popup everytime the Playlist is created or deleted

Signed-off-by: AmbrishRamachandiran <ambrish.r@infosys.com>

.changeset/proud-ligers-sing.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-playlist': patch
+---
+
+Displaying an alert popup every time the Playlist is created or deleted

plugins/playlist/src/components/EntityPlaylistDialog/EntityPlaylistDialog.tsx

@@ -131,6 +131,11 @@ export const EntityPlaylistDialog = (props: EntityPlaylistDialogProps) => {
         await playlistApi.addPlaylistEntities(playlistId, [
           stringifyEntityRef(entity!),
         ]);
+        alertApi.post({
+          message: `Added playlist '${playlist.name}'`,
+          severity: 'success',
+          display: 'transient',
+        });
         navigate(playlistRoute({ playlistId }));
       } catch (e) {
         alertApi.post({