fix(ui): thinking window no longer scrolls — live 320px view pinned to the stream tail

2026-08-24 18:24:57 -04:00
parent 76c6a01199
commit 04a7f4c05d
11 changed files with 618 additions and 279 deletions
@@ -250,9 +250,9 @@ def test_no_orphan_brain_message_when_navigated_before_first_token(
    page.click("#send-btn")
    expect(page.locator(".msg.user .bubble").last).to_contain_text(HESITATE_QUESTION)

-    # The mock streamed the ~800-char scratchpad (phase-17 thinking
-    # frames); wait until its tail is rendered — the 4s pre-content pause
-    # (SLOW_PRETOKEN_TRIGGER) is now running, so the navigation below
+    # Wait until the scratchpad's tail is rendered (phase-17 thinking body,
+    # ~2 700 chars / ≈4.5s, lengthened in phase 21) — the 4s pre-content
+    # pause (SLOW_PRETOKEN_TRIGGER) is now running, so the navigation below
    # lands inside pure thinking with a wide margin.
    thinking = page.locator(".msg.brain").last.locator("details.thinking")
    thinking.wait_for(state="attached", timeout=10_000)