Merge remote-tracking branch 'origin/fix/human-transcript-projection' into fix/web-transcript-projection

# Conflicts:
#	apps/web/tests/snapshots/seeded-history/ui.expected.md
#	packages/client/runtime/README.i18n.yaml
#	packages/client/runtime/README.md
#	packages/client/runtime/src/client/index.ts
#	packages/client/runtime/src/client/sessions/fold-adapter.ts
#	packages/client/runtime/tests/fold-adapter.spec.ts
#	packages/client/ui-trajectory/src/client/layout.ts
#	packages/client/ui-trajectory/src/client/spans.ts
#	packages/compact/compact/README.i18n.yaml

apps/web/tests/snapshots/code-mode-round/ui.expected.md

@@ -4,7 +4,6 @@
   - tablist:
     - tab "Chat" [selected]
     - tab "Trajectory"
-    - tab "Waterfall"
 - text: "Using ONE run_code program: run bash `echo CODE_ROUND_OK`, then read the file missing.txt catching its error in the program. Return an object with both outcomes. Then reply DONE and stop. {{clock}}"
 - button "复制":
   - img
@@ -12,15 +11,11 @@
   - img
 - button "编辑":
   - img
+- button "▸ 上下文注入"
 - 'button "Think The user wants me to write a single `run_code` program that:"':
   - img
   - img
   - text: "Think The user wants me to write a single `run_code` program that:"
-- button "复制":
-  - img
-- button "在新对话中分支":
-  - img
-- text: {{clock}}
 - button:
   - img
   - img
@@ -37,16 +32,13 @@
   - img
 - button "在新对话中分支":
   - img
-- text: {{clock}} cache hit 52% · 17,490 tokens · 1 turns · 2 steps
+- text: {{clock}}
 - textbox "Message the agent"
 - button "Add attachment":
   - img
-- text: Danger Full Access
-- combobox "Access mode":
-  - option "Read Only"
-  - option "Workspace Write"
-  - option "Danger Full Access" [selected]
-- button "选择模型，当前 DeepSeek-V4-Flash":
+- 'button "Access mode, current: Danger Full Access"': Danger Full Access
+- button "Select model, current DeepSeek-V4-Flash":
   - text: DeepSeek-V4-Flash
   - img
 - button "Send message" [disabled]
+- text: 1 turns · 2 steps Tool call {{duration}} Cache hit 52% Input 17.2K tok · Output 252 tok