后台挂起功能修改

frontend-web/src/roundtable-planning/components/Step3Panel.tsx

@@ -16,6 +16,7 @@ import type { ModelOption } from "@/roundtable-planning/components/Step3ReportMo
 import type { Step2Dialogue } from "@/roundtable-planning/hooks/useStep2Orchestration";
 import type { ReportIntent } from "@/roundtable-planning/hooks/useStep3Report";
 import type { ThreadIdMap } from "@/roundtable-planning/api/multi-agent";
+import { stripReasoning } from "@/roundtable-planning/lib/reasoning";
 
 export interface Step3PanelProps {
   threadIds: ThreadIdMap | null;
@@ -76,7 +77,9 @@ export function Step3Panel(props: Step3PanelProps) {
     .map((d) => ({
       sender: String(d.sender ?? ""),
       avatarType: String(d.avatarType ?? "blue"),
-      content: String(d.content ?? ""),
+      // 交付内容只保留模型生成的主体输出,剥离 `<think>...</think>` 推理过程
+      // —— 既用于渲染各席位交付卡片,也会喂给总结/报告模型,避免推理噪声污染。
+      content: stripReasoning(String(d.content ?? "")),
     }));
 
   const seatNameMap = Object.fromEntries(

frontend-web/src/roundtable-planning/lib/reasoning.test.ts

@@ -0,0 +1,61 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { splitInlineReasoning, stripReasoning } from "./reasoning";
+
+test("空输入返回空正文与 null 推理", () => {
+  assert.deepEqual(splitInlineReasoning(""), { content: "", reasoning: null });
+});
+
+test("无 think 标签时原样返回正文", () => {
+  assert.deepEqual(splitInlineReasoning("纯正文，无推理"), {
+    content: "纯正文，无推理",
+    reasoning: null,
+  });
+});
+
+test("形态 1：完整 <think>…</think> 提取推理，保留正文", () => {
+  const { content, reasoning } = splitInlineReasoning("<think>先想一下</think>这是答案");
+  assert.equal(content, "这是答案");
+  assert.equal(reasoning, "先想一下");
+});
+
+test("形态 2：多段 think 合并推理", () => {
+  const { content, reasoning } = splitInlineReasoning(
+    "<think>第一段</think>正文A<think>第二段</think>正文B",
+  );
+  assert.equal(content, "正文A正文B");
+  assert.equal(reasoning, "第一段\n\n第二段");
+});
+
+test("形态 3：流式未闭合 <think> 尾段算推理", () => {
+  const { content, reasoning } = splitInlineReasoning("正文<think>还在想…");
+  assert.equal(content, "正文");
+  assert.equal(reasoning, "还在想…");
+});
+
+test("形态 4：模板注入式只吐闭合 </think>，前导内容算推理", () => {
+  const { content, reasoning } = splitInlineReasoning(
+    "我需要分析一下需求</think>这是最终方案",
+  );
+  assert.equal(content, "这是最终方案");
+  assert.equal(reasoning, "我需要分析一下需求");
+});
+
+test("形态 4 流式：尚未吐出 </think> 时全部当正文（后续闭合再归位）", () => {
+  // 未出现任何标签 → 无从区分，先按正文渲染。
+  const { content, reasoning } = splitInlineReasoning("正在推理中，还没收到闭合标签");
+  assert.equal(content, "正在推理中，还没收到闭合标签");
+  assert.equal(reasoning, null);
+});
+
+test("安全兜底：正文里绝不残留任何 think 标签字面量", () => {
+  const { content } = splitInlineReasoning("答案前</think>答案中<think>");
+  assert.ok(!content.includes("<think>"));
+  assert.ok(!content.includes("</think>"));
+});
+
+test("stripReasoning 只返回正文", () => {
+  assert.equal(stripReasoning("<think>推理</think>交付正文"), "交付正文");
+  assert.equal(stripReasoning("前导推理</think>交付正文"), "交付正文");
+});

frontend-web/src/roundtable-planning/lib/reasoning.ts

@@ -1,15 +1,18 @@
 /**
  * 把模型流式文本里的 `<think>...</think>` 块拆出来,作为「思考过程」单独展示。
  *
- * 兼容三种形态:
+ * 兼容四种形态:
  *  1) **完整** `<think>foo</think>bar` —— 提取 `foo` 作 reasoning,正文为 `bar`
  *  2) **多段** `<think>a</think>x<think>b</think>y` —— reasoning 合并为 `a\n\nb`,正文为 `xy`
  *  3) **流式未闭合** `bar<think>partial...` —— reasoning 为 `partial...`(尾段),正文为 `bar`
+ *  4) **模板注入式(只吐闭合)** `foo</think>bar` —— 开标签 `<think>` 被 chat template
+ *     注入到 prompt 里、模型只生成闭合标签(DeepSeek-R1 / QwQ 等推理模型的典型行为)。
+ *     此时首个 `</think>` 之前没有配对的 `<think>`,把它之前的内容整体算 reasoning,正文为 `bar`。
  *
  * 实现思路与主聊天 `src/core/messages/utils.ts::splitInlineReasoning` 对齐,但
- * 这里**额外处理了未闭合的 `<think>`** —— 流式渲染时如果模型还没吐出 `</think>`,
- * 主聊天那份实现会把 `<think>` 字面量留在正文里,我们用 lastIndexOf 兜底,把尾段
- * 也算作 reasoning。
+ * 这里**额外处理了未闭合的 `<think>`(形态 3)和只吐闭合的 `</think>`(形态 4)** ——
+ * 主聊天靠后端 `additional_kwargs.reasoning_content` 单列推理,而圆桌多智能体流式只取
+ * `content` 文本,推理标签会内联在正文里,故这里需要把这两种内联形态都兜住。
  *
  * Inline `<think>foo` 在文本中间出现(无尾闭合)被认为是流式未闭合的开头:
  * 假设之后会闭合,把它之后所有内容算 reasoning。这与 DeepSeek-R1 / QwQ 等
@@ -18,6 +21,9 @@
 
 const THINK_TAG_RE = /<think>\s*([\s\S]*?)\s*<\/think>/g;
 const OPEN_TAG = "<think>";
+const CLOSE_TAG = "</think>";
+// 兜底:正文里绝不应残留任何 think 标签字面量,清掉任何孤立的 `<think>` / `</think>`。
+const ANY_THINK_TAG_RE = /<\/?think>/gi;
 
 export interface SplitReasoningResult {
   /** 正文(去掉所有 `<think>...</think>` 块以及尾段未闭合 `<think>` 之后内容)。 */
@@ -30,14 +36,27 @@ export function splitInlineReasoning(text: string): SplitReasoningResult {
   if (!text) return { content: "", reasoning: null };
 
   const reasoningParts: string[] = [];
-  // 先处理所有完整 `<think>...</think>` 闭合块。
-  const closed = text.replace(THINK_TAG_RE, (_, reasoning: string) => {
+
+  // 形态 4(模板注入式,只吐闭合):首个 `</think>` 出现在任何 `<think>` 之前(或根本
+  // 没有 `<think>`),说明开标签被 chat template 注入、模型只生成了闭合标签。把第一个
+  // `</think>` 之前的内容整体算作 reasoning,正文从闭合标签之后继续解析。
+  let working = text;
+  const firstClose = working.indexOf(CLOSE_TAG);
+  const firstOpen = working.indexOf(OPEN_TAG);
+  if (firstClose >= 0 && (firstOpen < 0 || firstClose < firstOpen)) {
+    const lead = working.slice(0, firstClose).trim();
+    if (lead) reasoningParts.push(lead);
+    working = working.slice(firstClose + CLOSE_TAG.length);
+  }
+
+  // 形态 1/2:处理所有完整 `<think>...</think>` 闭合块。
+  const closed = working.replace(THINK_TAG_RE, (_, reasoning: string) => {
     const normalized = reasoning.trim();
     if (normalized) reasoningParts.push(normalized);
     return "";
   });
 
-  // 处理尾段未闭合 `<think>` —— 流式情况。
+  // 形态 3:尾段未闭合 `<think>` —— 流式情况。
   // 如果 closed 里还残留 `<think>` 字面量,说明这一段还没收到 `</think>`,
   // 把它之后的所有内容视为 reasoning-in-progress,正文截到 `<think>` 之前。
   let finalContent = closed;
@@ -48,8 +67,16 @@ export function splitInlineReasoning(text: string): SplitReasoningResult {
     finalContent = closed.slice(0, openIdx);
   }
 
+  // 安全兜底:无论上面是否完全配对,正文里都不该再出现 think 标签字面量。
+  finalContent = finalContent.replace(ANY_THINK_TAG_RE, "");
+
   return {
     content: finalContent.trim(),
     reasoning: reasoningParts.length > 0 ? reasoningParts.join("\n\n").trim() : null,
   };
 }
+
+/** 只要正文、丢弃推理过程的便捷封装(用于「交付内容」类只需主体输出的场景)。 */
+export function stripReasoning(text: string): string {
+  return splitInlineReasoning(text).content;
+}

frontend-web/src/roundtable-planning/lib/roundtable-deliverables.test.ts

@@ -79,3 +79,15 @@ test("coordinatorName 为 null 时不剔除任何席位", () => {
   const result = collectRoundtableDeliverables(dialogues, null);
   assert.equal(result.length, 2);
 });
+
+test("交付正文剥离 <think>…</think> 推理过程", () => {
+  const dialogues = [
+    bubble({ sender: "方案设计", content: "<think>盘算一下</think>方案正文" }),
+    bubble({ sender: "风险审查", content: "前导推理</think>风险正文" }),
+  ];
+  const result = collectRoundtableDeliverables(dialogues, null);
+  assert.deepEqual(result, [
+    { agentName: "方案设计", content: "方案正文", threadId: null },
+    { agentName: "风险审查", content: "风险正文", threadId: null },
+  ]);
+});

frontend-web/src/roundtable-planning/lib/roundtable-deliverables.ts

@@ -1,4 +1,5 @@
 import type { Step2Dialogue } from "../hooks/useStep2Orchestration";
+import { stripReasoning } from "./reasoning";
 
 /**
  * 回传父页面（无界）的单个智能体交付。
@@ -29,7 +30,8 @@ export function collectRoundtableDeliverables(
   }
   return Array.from(lastBySeat.values()).map((d) => ({
     agentName: d.sender,
-    content: d.content,
+    // 回传宿主的交付正文剥离 `<think>...</think>` 推理过程,只留主体输出。
+    content: stripReasoning(d.content),
     threadId: d.agentThreadId ?? null,
   }));
 }