From 6d756215a2f96d362ff35278faf8a2b802a24f8f Mon Sep 17 00:00:00 2001
From: garrach <garrach76@gmail.com>
Date: Mon, 15 Jun 2026 06:57:59 +0100
Subject: [PATCH] fix: respect user scroll-up in thinking section

Only auto-scroll the live thinking panel while the user is near the bottom, so manual scroll-up is preserved during streaming.
---
 static/js/chat.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/static/js/chat.js b/static/js/chat.js
index a9d89cc64..adb68c9c5 100644
--- a/static/js/chat.js
+++ b/static/js/chat.js
@@ -1564,9 +1564,12 @@ import { wireArrowUpRecall, getLastUserMessageFromChatHistory } from './composer
                       .replace(/<channel\|>/gi, '');
                     thinkText = thinkText.replace(/^\s*Thinking(?:\s+Process)?:\s*/i, '');
                     _liveThinkInner.innerHTML = markdownModule.mdToHtml(thinkText);
-                    // Keep thinking box scrolled to bottom
+                    // Keep thinking box scrolled to bottom, but let user scroll up
                     var thinkBox = _liveThinkInner.closest('.thinking-content');
-                    if (thinkBox) thinkBox.scrollTop = thinkBox.scrollHeight;
+                    if (thinkBox) {
+                      var nearBottom = thinkBox.scrollHeight - thinkBox.clientHeight - thinkBox.scrollTop < 80;
+                      if (nearBottom) thinkBox.scrollTop = thinkBox.scrollHeight;
+                    }
                   }
                   uiModule.scrollHistory();
                   continue;