feat(web-console): unify spatial UI and chat reset

tests/unit/test_assistant_frontend_contract.py

@@ -13,15 +13,15 @@ def test_console_contains_ai_assistant_surface():
     assert 'aria-label="AI助手对话"' in html
     assert 'placeholder="向 AI助手提问或交代工作"' in html
     assert 'aria-label="发送消息"' in html
-    assert 'href="/assistant-chat.css?v=codex-assistant-28"' in html
-    assert 'src="/assistant-chat.js?v=codex-assistant-32"' in html
+    assert 'href="/assistant-chat.css?v=codex-assistant-29"' in html
+    assert 'src="/assistant-chat.js?v=codex-assistant-33"' in html
 
 
 def test_codex_assistant_assets_are_versioned_together_in_the_service_worker():
     service_worker = (ROOT / "apps/web-console/service-worker.js").read_text(encoding="utf-8")
-    assert 'const CACHE_VERSION = "cognitive-agent-pad-v302"' in service_worker
-    assert '"/assistant-chat.css?v=codex-assistant-28"' in service_worker
-    assert '"/assistant-chat.js?v=codex-assistant-32"' in service_worker
+    assert 'const CACHE_VERSION = "cognitive-agent-pad-v305"' in service_worker
+    assert '"/assistant-chat.css?v=codex-assistant-29"' in service_worker
+    assert '"/assistant-chat.js?v=codex-assistant-33"' in service_worker
 
 
 def test_codex_frontend_uses_one_streaming_endpoint_and_agent_work_events():
@@ -121,7 +121,11 @@ def test_starting_a_new_codex_conversation_rotates_the_conversation_id():
     script = (ROOT / "apps/web-console/assistant-chat.js").read_text(encoding="utf-8")
     assert 'const CONVERSATION_STORAGE_KEY = "cognitive-agent.conversation-id"' in script
     assert "function createConversationId()" in script
-    assert "sessionStorage.setItem(CONVERSATION_STORAGE_KEY, createConversationId())" in script
+    assert "const nextConversationId = createConversationId()" in script
+    assert (
+        "sessionStorage.setItem(CONVERSATION_STORAGE_KEY, nextConversationId)"
+        in script
+    )
 
 
 def test_assistant_uses_the_shared_top_right_dock_and_opens_by_default():
@@ -137,7 +141,9 @@ def test_assistant_uses_the_shared_top_right_dock_and_opens_by_default():
     assert 'trigger.setAttribute("aria-pressed", String(open))' in script
     assert 'drawer.toggleAttribute("inert", !open)' in script
     assert 'trigger.className = "assistant-drawer-toggle v2-panel-control-button"' in script
-    assert '($("#v2PanelControlDock") || document.body).append(trigger)' in script
+    assert 'const panelDock = $("#v2PanelControlDock")' in script
+    assert "panelDock.insertBefore(trigger, firstRightPanelToggle)" in script
+    assert "document.body.append(trigger)" in script
     assert 'id = "assistantDrawerClose"' not in script
     assert "setDrawerOpen(true)" in script
     assert 'event.key === "Escape"' in script
@@ -252,8 +258,8 @@ def test_latest_same_name_mode_draft_retires_stale_card_and_lifecycle_clears_con
         "async function tryModeProfileDraft", 1
     )[0]
     new_conversation_flow = assistant.split(
-        'if (!target?.closest("#newConversation")) return;', 1
-    )[1].split("}, true);", 1)[0]
+        "function resetConversation()", 1
+    )[1].split("function initialize()", 1)[0]
 
     assert "card.dataset.assistantModeName !== nextName" in replace_flow
     assert "card.dataset.assistantModeDraft === nextRequestId" in replace_flow
@@ -266,6 +272,32 @@ def test_latest_same_name_mode_draft_retires_stale_card_and_lifecycle_clears_con
     assert ".assistant-mode-draft-status.superseded" in css
 
 
+def test_new_conversation_resets_chat_in_place_and_keeps_panel_order_spatial():
+    app = (ROOT / "apps/web-console/app.js").read_text(encoding="utf-8")
+    assistant = (ROOT / "apps/web-console/assistant-chat.js").read_text(
+        encoding="utf-8"
+    )
+    reset_flow = assistant.split("function resetConversation()", 1)[1].split(
+        "function initialize()", 1
+    )[0]
+    app_flow = app.split("function startNewConversation", 1)[1].split(
+        "window.CognitiveAgentConsole", 1
+    )[0]
+
+    assert 'activeController.abort("new_conversation")' in reset_flow
+    assert "sessionStorage.removeItem(STORAGE_KEY)" in reset_flow
+    assert "renderInitialMessages()" in reset_flow
+    assert "setComposerPending(false)" in reset_flow
+    assert '"cognitive-agent:new-conversation"' in reset_flow
+    assert "window.location.reload()" not in app_flow
+    assert (
+        'window.addEventListener("cognitive-agent:new-conversation", '
+        "startNewConversation)"
+    ) in app
+    assert 'const firstRightPanelToggle = $("[data-panel-toggle]", panelDock)' in assistant
+    assert "panelDock.insertBefore(trigger, firstRightPanelToggle)" in assistant
+
+
 def test_assistant_composer_grows_to_a_cap_then_scrolls_its_own_content():
     assistant = (ROOT / "apps/web-console/assistant-chat.js").read_text(encoding="utf-8")
     css = (ROOT / "apps/web-console/assistant-chat.css").read_text(encoding="utf-8")
@@ -383,6 +415,18 @@ def test_chat_styles_include_accessible_responsive_and_reduced_motion_states():
     assert "@media (prefers-reduced-motion: reduce)" in css
 
 
+def test_dispatched_control_card_spans_the_full_assistant_message_row():
+    css = (ROOT / "apps/web-console/assistant-chat.css").read_text(encoding="utf-8")
+    layout = css.split("/* Compact command receipt", 1)[1].split(
+        "/* The function-mode strip", 1
+    )[0]
+
+    assert "grid-template-columns: 30px minmax(0, 1fr)" in layout
+    assert "display: contents" in layout
+    assert "grid-column: 1 / -1" in layout
+    assert "max-width: none" in layout
+
+
 def test_assistant_does_not_restore_collapsed_sidebars_and_uses_mobile_overlays():
     script = (ROOT / "apps/web-console/assistant-chat.js").read_text(encoding="utf-8")
     css = (ROOT / "apps/web-console/assistant-chat.css").read_text(encoding="utf-8")