Merge remote-tracking branch 'origin/master' into worktree/context-source-cards

# Conflicts:
#	packages/client/runtime/src/client/sessions/transcript-adapter.ts
#	packages/client/ui-conversation/README.i18n.yaml

apps/web/tests/snapshots/web-search-round/ui.expected.md

@@ -23,7 +23,7 @@
   - img
 - button "Branch into a new conversation":
   - img
-- text: {{clock}}Ran for {{duration}}
+- text: {{clock}} Ran for {{duration}} TTFT {{duration}} {{throughput}} tok/s
 - textbox "Message the agent"
 - button "Commands":
   - img
@@ -31,5 +31,6 @@
 - button "Select model, current DeepSeek-V4-Flash":
   - text: DeepSeek-V4-Flash
   - img
+- button "0% of context used"
 - button "Send message" [disabled]
-- text: 1 turns · 2 steps Tool call {{duration}} Context 0% of 128K Cache hit 0% Input 22 tok · Output 7 tok
+- text: 1 turns · 2 steps LLM {{duration}} · Tool call {{duration}} TTFT avg {{duration}} · {{throughput}} tok/s Cache hit 0% Input 22 tok · Output 7 tok