fix(web): keep thinking off the spoken consult and rectification answer

Enumerate evidence kinds so education cannot be proposed as a kind, and stream Chinese thinking on a separate channel that collapses when the reply arrives.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/app/globals.css

@@ -740,6 +740,22 @@ button:disabled { cursor: default; opacity: .45; }
 .message-content { min-width: 0; max-width: min(80%, 680px); }
 .message-bubble { overflow: hidden; border: 0; padding: var(--space-3) var(--space-4); border-radius: var(--radius-lg); background: var(--color-canvas-muted); }
 .message-assistant .message-bubble { border-radius: 0; background: transparent; padding: var(--space-3) 0; }
+.message-thinking {
+  margin: 0 0 var(--space-3);
+}
+.message-thinking > summary {
+  cursor: pointer;
+  color: var(--color-ink-tertiary);
+  font-size: 13px;
+  line-height: 1.5;
+}
+.message-thinking-body {
+  margin-top: var(--space-2);
+  color: var(--color-ink-tertiary);
+  font-size: 13px;
+  line-height: 1.55;
+  white-space: pre-wrap;
+}
 .rectification-message-entry { min-width: 0; }
 .message-actions {
   display: flex;

frontend/src/app/page.tsx

@@ -217,7 +217,7 @@ type ReplyOutcome = {
   readonly phase: Extract<ChatReplyPhase, "completed" | "stopped" | "failed">;
   readonly replyOrdinal: number;
 };
-type StreamingReply = { sessionId: string; text: string; activity?: AgentActivityView };
+type StreamingReply = { sessionId: string; text: string; activity?: AgentActivityView; thinkingText?: string };
 type BirthPlace = {
   label: string;
   lat: number;
@@ -1169,6 +1169,9 @@ export default function Home() {
   const activeStreamingActivity = streamingReply && streamingReply.sessionId === activeSession?.id
     ? streamingReply.activity
     : undefined;
+  const activeStreamingThinking = streamingReply && streamingReply.sessionId === activeSession?.id
+    ? streamingReply.thinkingText
+    : undefined;
   const activeReplyOutcome = replyOutcome && replyOutcome.sessionId === activeSession?.id ? replyOutcome : null;
   const replyPhase: ChatReplyPhase = isLoading
     ? consultationPhase === "recovering" ? "recovering" : "generating"
@@ -1977,7 +1980,13 @@ export default function Home() {
       title: session.title,
       theme: session.theme,
       model_id: session.modelId,
-      messages: session.messages,
+      messages: session.messages.map((message) => ({
+        role: message.role,
+        text: message.text,
+        techniqueTruth: message.techniqueTruth,
+        agentExecutionReceipt: message.agentExecutionReceipt,
+        workflowReceipt: message.workflowReceipt,
+      })),
       session_type: session.sessionType,
       rectification_case_id: session.rectificationCaseId,
       updated_at: new Date(session.updatedAt).toISOString(),
@@ -3230,12 +3239,14 @@ export default function Home() {
       const reader = response.body.getReader();
       const decoder = new TextDecoder();
       let answer = "";
+      let thinking = "";
       const updateStreamingAnswer = (activity?: AgentActivityView) => {
         const partialReply = parseAgentReply(answer).text;
         latestPartialReply = partialReply;
         setStreamingReply((current) => ({
           sessionId,
           text: partialReply,
+          thinkingText: current?.sessionId === sessionId ? current.thinkingText : undefined,
           activity: activity
             ? nextActivityView(current?.sessionId === sessionId ? current.activity : undefined, activity)
             : current?.sessionId === sessionId ? current.activity : undefined,
@@ -3277,6 +3288,15 @@ export default function Home() {
       if ((response.headers.get("content-type") ?? "").includes("application/x-ndjson")) {
         const parser = createNdjsonParser((event) => {
           if (event.type === "answer.delta") answer += event.text;
+          if (event.type === "thinking.delta") {
+            thinking += event.text;
+            setStreamingReply((current) => ({
+              sessionId,
+              text: current?.sessionId === sessionId ? current.text : parseAgentReply(answer).text,
+              thinkingText: thinking,
+              activity: current?.sessionId === sessionId ? current.activity : undefined,
+            }));
+          }
           if (event.type === "run.completed") {
             runCompleted = true;
             agentExecutionReceipt = event.receipt;
@@ -3312,6 +3332,7 @@ export default function Home() {
             messages: [...userSession.messages, {
               role: "assistant",
               text: reply.text,
+              thinkingText: thinking || undefined,
               techniqueTruth,
               workflowReceipt,
               agentExecutionReceipt,
@@ -3355,6 +3376,7 @@ export default function Home() {
         messages: [...userSession.messages, {
           role: "assistant",
           text: reply.text,
+          thinkingText: thinking || undefined,
           techniqueTruth,
           workflowReceipt,
           agentExecutionReceipt,
@@ -3803,7 +3825,7 @@ export default function Home() {
             </div>
           ) : (
             <div className="message-list" aria-busy={isLoading}>
-              {chatMessageViews(activeSession.messages, isLoading, activeStreamingText, activeStreamingActivity).map((message, _, views) => {
+              {chatMessageViews(activeSession.messages, isLoading, activeStreamingText, activeStreamingActivity, activeStreamingThinking).map((message, _, views) => {
                 const showActions = message.role === "assistant"
                   && message.state === "settled"
                   && Boolean(message.text);