From 776b9d067fffecab67121aefe051a643bf0cb3c5 Mon Sep 17 00:00:00 2001
From: Jackie Jou <jackiejou@users.noreply.github.com>
Date: Thu, 4 Jun 2026 11:50:05 -0700
Subject: [PATCH] fix(activity-feed-v2): truncate long author names in sidebar

---
 src/elements/content-sidebar/ActivitySidebar.js              | 2 +-
 .../content-sidebar/activity-feed-v2/ActivityFeedV2.scss     | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/elements/content-sidebar/ActivitySidebar.js b/src/elements/content-sidebar/ActivitySidebar.js
index 7b1a1267d6..a5fd97be36 100644
--- a/src/elements/content-sidebar/ActivitySidebar.js
+++ b/src/elements/content-sidebar/ActivitySidebar.js
@@ -1412,7 +1412,7 @@ class ActivitySidebar extends React.PureComponent<Props, State> {
             return (
                 <div
                     aria-labelledby={label}
-                    className="bcs-content"
+                    className="bcs-content bcs-NewActivityFeedContent"
                     data-testid="bcs-content"
                     id={`${label}-content`}
                     role="tabpanel"
diff --git a/src/elements/content-sidebar/activity-feed-v2/ActivityFeedV2.scss b/src/elements/content-sidebar/activity-feed-v2/ActivityFeedV2.scss
index c2ceaec619..cef038ec33 100644
--- a/src/elements/content-sidebar/activity-feed-v2/ActivityFeedV2.scss
+++ b/src/elements/content-sidebar/activity-feed-v2/ActivityFeedV2.scss
@@ -63,3 +63,8 @@
         padding: var(--bp-space-030) var(--bp-space-040);
     }
 }
+
+// Lets inner ellipsis truncation resolve against the sidebar width.
+.bcs-NewActivityFeedContent {
+    min-width: 0;
+}