代码修改

frontend-web/src/roundtable-planning/api/recommend.ts

@@ -27,7 +27,7 @@ export interface StreamRecommendResult {
    * `done` → picks parsed and validated, ready to populate the dialog as
    * default-checked selections.
    * `asking` → recommender failed to emit a usable [RECOMMEND_READY] block,
-   * caller should pick from the live candidate pool as fallback.
+   * caller should apply its fallback list (typically the 6 roundtable-* seats).
    * `error` → upstream / network failure.
    */
   status: "done" | "asking" | "error";

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

@@ -202,6 +202,8 @@ export interface ReasoningBlockProps {
   /** 用于显示「思考用时」的可选时长(秒)。流式期间不显示。 */
   durationSec?: number;
   className?: string;
+  /** 展开内容区额外 class,例如 max-h + overflow-y-auto。 */
+  contentClassName?: string;
 }
 
 const REASONING_AUTO_CLOSE_DELAY_MS = 1000;
@@ -211,6 +213,7 @@ export function ReasoningBlock({
   streaming = false,
   durationSec,
   className,
+  contentClassName,
 }: ReasoningBlockProps) {
   // open 初始值跟 streaming 同步:流式中默认展开方便观察思考过程,完成后会自动收起一次。
   const [open, setOpen] = useState<boolean>(streaming);
@@ -260,7 +263,12 @@ export function ReasoningBlock({
         />
       </button>
       {open && (
-        <div className="rounded-md border border-slate-200 bg-slate-50/60 px-3 py-2 text-[11.5px] text-slate-600 leading-relaxed">
+        <div
+          className={cn(
+            "rounded-md border border-slate-200 bg-slate-50/60 px-3 py-2 text-[11.5px] text-slate-600 leading-relaxed",
+            contentClassName,
+          )}
+        >
           <MarkdownContent>{children}</MarkdownContent>
         </div>
       )}

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

@@ -62,6 +62,20 @@ export interface RecommendAgentsDialogProps {
 const MIN_SELECTED = 2;
 const MAX_SELECTED = 8;
 
+/**
+ * Default selection when the recommender fails or returns < 2 valid picks.
+ * Intersected with the live candidate pool at runtime so missing built-ins
+ * don't break the dialog.
+ */
+const FALLBACK_AGENT_IDS = [
+  "roundtable-intelligence",
+  "roundtable-environment",
+  "roundtable-solution-design",
+  "roundtable-risk-review",
+  "roundtable-execution-plan",
+  "roundtable-summary",
+];
+
 type DialogPhase =
   | "idle"
   | "loading_agents"
@@ -305,17 +319,12 @@ export function RecommendAgentsDialog({
         return;
       }
 
-      // Fallback: status === "asking" or picks too few — pick from live pool.
-      const seed = candidates.slice(0, MIN_SELECTED).map((c) => c.agent_id);
-      if (seed.length < MIN_SELECTED) {
-        setState((prev) => ({
-          ...prev,
-          phase: "error",
-          streamPhase: null,
-          errorMessage: `候选智能体不足 ${MIN_SELECTED} 个,无法进入圆桌研讨。请先发布更多智能体。`,
-        }));
-        return;
-      }
+      // Fallback: status === "asking" or picks too few. Use the 6 built-in
+      // roundtable seats, intersected against the live pool.
+      const fallback = intersectInOrder(FALLBACK_AGENT_IDS, candidates);
+      const seed = fallback.length >= MIN_SELECTED
+        ? fallback
+        : candidates.slice(0, MIN_SELECTED).map((c) => c.agent_id);
       setSelectedIds(new Set(seed));
       const { rationale } = parseRecommendStreamContent(result.content || "");
       setState((prev) => ({
@@ -325,7 +334,7 @@ export function RecommendAgentsDialog({
         recommendedIds: seed,
         reasons,
         streamPhase: null,
-        warning: "智能推荐未生成有效结果,已为你勾选候选池中的前几位智能体,可手动调整。",
+        warning: "智能推荐未生成有效结果,已为你勾选默认的圆桌席位,可手动调整。",
       }));
     } catch (err) {
       if (myGen !== generationRef.current) return;
@@ -421,8 +430,8 @@ export function RecommendAgentsDialog({
 
   return (
     <Dialog open={open} onOpenChange={handleOpenChange}>
-      <DialogContent className="sm:max-w-3xl max-h-[85vh] flex flex-col">
-        <DialogHeader>
+      <DialogContent className="sm:max-w-3xl max-h-[85vh] flex flex-col overflow-hidden gap-3">
+        <DialogHeader className="shrink-0">
           <DialogTitle className="flex items-center gap-2">
             <SparklesIcon className="size-5 text-purple-500" />
             选择参会智能体
@@ -457,7 +466,7 @@ export function RecommendAgentsDialog({
             <CheckIcon className="size-3 text-emerald-500" />
             推荐参会智能体
           </div>
-          <div className="flex-1 min-h-0 overflow-y-auto pr-1 -mr-1 space-y-4">
+          <div className="flex-1 min-h-0 overflow-y-auto custom-scrollbar pr-1 -mr-1 space-y-4">
           {state.phase === "error" ? (
             <div className="text-sm text-destructive p-4 border border-destructive/30 rounded-md bg-destructive/5">
               {state.errorMessage ?? "未知错误"}
@@ -527,7 +536,7 @@ export function RecommendAgentsDialog({
           </div>
         </section>
 
-        <DialogFooter className="flex-row sm:justify-between items-center gap-2 flex-wrap">
+        <DialogFooter className="shrink-0 flex-row sm:justify-between items-center gap-2 flex-wrap border-t pt-3 mt-1">
           <div className="flex items-center gap-3 text-xs">
             <span
               className={cn(
@@ -635,14 +644,14 @@ function CollapsibleModelOutput({
   })();
 
   return (
-    <section className="border rounded-md bg-muted/20 shrink-0">
+    <section className="border rounded-md bg-muted/20 shrink-0 max-h-[38vh] flex flex-col min-h-0 overflow-hidden">
       <button
         type="button"
         onClick={() => {
           userTouchedRef.current = true;
           setOpen((v) => !v);
         }}
-        className="w-full flex items-center gap-2 px-3 py-2 text-[10px] font-bold text-slate-500 uppercase tracking-wider hover:bg-muted/40 transition-colors cursor-pointer"
+        className="w-full shrink-0 flex items-center gap-2 px-3 py-2 text-[10px] font-bold text-slate-500 uppercase tracking-wider hover:bg-muted/40 transition-colors cursor-pointer"
       >
         {isLoading ? (
           <Loader2Icon className="size-3 text-purple-500 shrink-0 animate-spin" />
@@ -667,7 +676,11 @@ function CollapsibleModelOutput({
           )}
         />
       </button>
-      {open && <div className="px-3 pb-3">{children}</div>}
+      {open && (
+        <div className="px-3 pb-3 min-h-0 flex-1 overflow-y-auto custom-scrollbar">
+          {children}
+        </div>
+      )}
     </section>
   );
 }
@@ -736,7 +749,12 @@ function RecommenderOutput({ state }: { state: InternalState }) {
       )}
 
       {hasReasoning && (
-        <ReasoningBlock streaming={isStreaming}>{reasoning!}</ReasoningBlock>
+        <ReasoningBlock
+          streaming={isStreaming}
+          contentClassName="max-h-48 overflow-y-auto custom-scrollbar"
+        >
+          {reasoning!}
+        </ReasoningBlock>
       )}
 
       {!hasRationale && !hasReasoning && isStreaming && (
@@ -744,7 +762,7 @@ function RecommenderOutput({ state }: { state: InternalState }) {
       )}
 
       {hasRationale && (
-        <div className="max-h-72 overflow-y-auto rounded-md border border-slate-200 bg-white px-3 py-2.5 text-sm text-slate-700 leading-relaxed">
+        <div className="max-h-40 overflow-y-auto custom-scrollbar rounded-md border border-slate-200 bg-white px-3 py-2.5 text-sm text-slate-700 leading-relaxed">
           <MarkdownContent>{cleanedRationale}</MarkdownContent>
           {isStreaming && <StreamingCursor />}
         </div>

frontend-web/src/roundtable-planning/hooks/useStep2Orchestration.ts

@@ -26,6 +26,7 @@ import {
   type ThreadIdMap,
 } from "@/roundtable-planning/api/multi-agent";
 import {
+  DEFAULT_SELECTED_AGENTS,
   MAX_CYCLES,
   buildAgentNameToRole,
   buildRoleTemplates,
@@ -98,8 +99,18 @@ export type Step2Snapshot = {
   seatStubMessages: Record<string, StubAiMessage[]>;
 };
 
-/** 席位 Persona 配置;初始为空,用户在 Persona 抽屉保存后写入。 */
-const DEFAULT_AGENT_CONFIGS: Record<number, AgentConfig> = {};
+/**
+ * 6 个默认席位的初始 Persona 配置。model 留空 → 运行时 `agentConfigs[seat]?.model
+ * || selectedModel || undefined`,即「席位覆盖优先,否则跟随全局模型」。
+ */
+const DEFAULT_AGENT_CONFIGS: Record<number, AgentConfig> = {
+  2: { model: "", weight: 90, temp: 0.2, prompt: "你负责解析核心任务、资源极限和用户目标偏好，监督全局研商收敛。" },
+  3: { model: "", weight: 85, temp: 0.3, prompt: "你负责搜集电力、通信系统、历史极端部署条件情报，支持备灾架构体系。" },
+  4: { model: "", weight: 88, temp: 0.1, prompt: "你评估服务器机房热载荷、算力并发承载极限，预报运行瓶颈与风险时钟。" },
+  5: { model: "", weight: 92, temp: 0.4, prompt: "你负责双全栈主备建模设计，高内聚低耦合，规避不可预知停机崩溃。" },
+  6: { model: "", weight: 95, temp: 0.1, prompt: "你作为安全主管，严厉把控预算开销与合规通过率防线，识别计划漏洞。" },
+  7: { model: "", weight: 80, temp: 0.4, prompt: "你负责对72小时里程碑执行路径规划、重排和资源调配演练序列。" },
+};
 
 export interface UseStep2OrchestrationOptions {
   /** 当前页面 currentStep,===2 触发自动 init。 */
@@ -242,7 +253,9 @@ export function useStep2Orchestration(
     Record<string, StubAiMessage[]>
   >({});
   const seatStubMessagesRef = useRef<Record<string, StubAiMessage[]>>({});
-  const [selectedAgents, setSelectedAgents] = useState<SelectedAgent[]>([]);
+  const [selectedAgents, setSelectedAgents] = useState<SelectedAgent[]>(
+    DEFAULT_SELECTED_AGENTS,
+  );
   const [threadIds, setThreadIds] = useState<ThreadIdMap | null>(null);
   const [coordinatorName, setCoordinatorName] = useState<string | null>(null);
   const [isInitializing, setIsInitializing] = useState<boolean>(false);

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

@@ -24,7 +24,23 @@ export type RoleEntry = {
 /** 用户在推荐弹窗选定的一个研讨席位。 */
 export type SelectedAgent = { agent_id: string; name: string };
 
-/** 研讨席位的头像配色轮换池。 */
+/**
+ * 6 个内置 roundtable 席位的展示元数据。用户保留默认席位时,
+ * 头像 / 配色 / 中文显示名都按这里走;非内置（用户自建）走 FALLBACK_AVATAR_TYPES。
+ */
+export const BUILTIN_AGENT_META: Record<
+  string,
+  { avatarType: string; displayName: string }
+> = {
+  "roundtable-intelligence": { avatarType: "purple", displayName: "情报收集" },
+  "roundtable-environment": { avatarType: "emerald", displayName: "环境评估" },
+  "roundtable-solution-design": { avatarType: "human", displayName: "方案设计" },
+  "roundtable-risk-review": { avatarType: "amber", displayName: "风险审查" },
+  "roundtable-execution-plan": { avatarType: "pink", displayName: "执行规划" },
+  "roundtable-summary": { avatarType: "blue", displayName: "总结陈述" },
+};
+
+/** 非内置 agent 的头像配色轮换池。 */
 export const FALLBACK_AVATAR_TYPES = [
   "blue",
   "purple",
@@ -33,12 +49,28 @@ export const FALLBACK_AVATAR_TYPES = [
   "pink",
 ] as const;
 
-export function getAvatarTypeFor(_agentId: string, index: number): string {
-  return FALLBACK_AVATAR_TYPES[index % FALLBACK_AVATAR_TYPES.length];
+/**
+ * 用户未确认推荐弹窗时,Step 2 默认使用的 6 个内置席位。
+ * 保留默认时页面与原硬编码行为完全一致。
+ */
+export const DEFAULT_SELECTED_AGENTS: SelectedAgent[] = [
+  { agent_id: "roundtable-summary", name: "总结陈述" },
+  { agent_id: "roundtable-intelligence", name: "情报收集" },
+  { agent_id: "roundtable-environment", name: "环境评估" },
+  { agent_id: "roundtable-solution-design", name: "方案设计" },
+  { agent_id: "roundtable-risk-review", name: "风险审查" },
+  { agent_id: "roundtable-execution-plan", name: "执行规划" },
+];
+
+export function getAvatarTypeFor(agentId: string, index: number): string {
+  return (
+    BUILTIN_AGENT_META[agentId]?.avatarType ??
+    FALLBACK_AVATAR_TYPES[index % FALLBACK_AVATAR_TYPES.length]
+  );
 }
 
 export function getDisplayNameFor(agent: SelectedAgent): string {
-  return agent.name;
+  return BUILTIN_AGENT_META[agent.agent_id]?.displayName ?? agent.name;
 }
 
 /**

frontend-web/src/roundtable-planning/pages/RoundtablePlanningPage.tsx

@@ -62,6 +62,7 @@ import {
 import { useStep2Orchestration } from "@/roundtable-planning/hooks/useStep2Orchestration";
 import { useDraftPersistence } from "@/roundtable-planning/hooks/useDraftPersistence";
 import {
+  BUILTIN_AGENT_META,
   getAvatarTypeFor,
   getDisplayNameFor,
   makeRolesFromTemplates,
@@ -259,7 +260,8 @@ export default function RoundtablePlanningPage() {
     (agents: Array<{ agent_id: string; name: string }>) => {
       const normalized: SelectedAgent[] = agents.map(({ agent_id, name }) => ({
         agent_id,
-        name: name ?? agent_id,
+        // 内置 agent 走 BUILTIN_AGENT_META;非内置用候选池传过来的 name。
+        name: BUILTIN_AGENT_META[agent_id]?.displayName ?? name ?? agent_id,
       }));
       step2.setSelectedAgents(normalized);
       step2.resetInitGate();
@@ -893,7 +895,9 @@ function LeftSidebar({
                 ...selectedAgents.map((agent, i) => ({
                   id: agent.agent_id,
                   name: getDisplayNameFor(agent),
-                  role: "圆桌席位",
+                  role: BUILTIN_AGENT_META[agent.agent_id]
+                    ? `${BUILTIN_AGENT_META[agent.agent_id].displayName} 席位`
+                    : "圆桌席位",
                   icon: getAvatar(getAvatarTypeFor(agent.agent_id, i), "h-7 w-7"),
                 })),
               ].map((contrib, idx) => (

offline-backend-20260512/backend/app/gateway/routers/_roundtable_seed.py

@@ -406,7 +406,7 @@ RECOMMENDER_AGENT_SOUL = """# 智能体推荐专员
 
 > 以下两个示例覆盖**不同任务类型**,目的是教你「思路要呼应任务本身」,**不要**把任何一个示例的具体职能链当模板。
 
-### 示例 A:合规改造任务(领域候选池)
+### 示例 A:合规改造任务(职能型候选池)
 
 **用户输入**:
 ```
@@ -415,11 +415,12 @@ RECOMMENDER_AGENT_SOUL = """# 智能体推荐专员
 关键假设:现有系统具备基础数字化能力;允许预定窗口停机
 
 候选智能体池:
-- compliance-research (合规调研):检索同类历史案例、行业最佳实践与监管口径
-- infra-capacity (基础设施评估):评估硬件容量与系统量化承载力
-- solution-architect (方案架构):产出主备方案与关键路径
-- risk-auditor (风险审查):合规红线检查与收敛建议
-- execution-planner (执行规划):里程碑与资源排布
+- roundtable-intelligence (情报收集):检索同类历史案例、行业最佳实践与外部情报
+- roundtable-environment (环境评估):评估硬件容量与系统量化承载力
+- roundtable-solution-design (方案设计):产出主备方案与关键路径
+- roundtable-risk-review (风险审查):合规红线检查与收敛建议
+- roundtable-execution-plan (执行规划):里程碑与资源排布
+- roundtable-summary (总结陈述):归纳冲突标记与盖印
 - my-cost-calc (成本测算):基于预算和资源单价计算总成本
 ```
 
@@ -430,10 +431,10 @@ RECOMMENDER_AGENT_SOUL = """# 智能体推荐专员
 ```json
 {
   "picks": [
-    {"agent_id": "compliance-research", "reason": "检索同类等保 2.0 改造案例与监管口径,直接支撑本次合规对标"},
-    {"agent_id": "solution-architect", "reason": "在 6 个月工期约束下产出主备改造方案与关键路径"},
-    {"agent_id": "risk-auditor", "reason": "对照等保 2.0 合规红线审查方案,避免后期返工"},
-    {"agent_id": "execution-planner", "reason": "把改造拆成可在 6 个月内交付的里程碑与资源排布"},
+    {"agent_id": "roundtable-intelligence", "reason": "检索同类等保 2.0 改造案例与监管口径,直接支撑本次合规对标"},
+    {"agent_id": "roundtable-solution-design", "reason": "在 6 个月工期约束下产出主备改造方案与关键路径"},
+    {"agent_id": "roundtable-risk-review", "reason": "对照等保 2.0 合规红线审查方案,避免后期返工"},
+    {"agent_id": "roundtable-execution-plan", "reason": "把改造拆成可在 6 个月内交付的里程碑与资源排布"},
     {"agent_id": "my-cost-calc", "reason": "校验整体方案落在 500 万元预算硬约束内"}
   ]
 }
@@ -452,7 +453,7 @@ RECOMMENDER_AGENT_SOUL = """# 智能体推荐专员
 - channel-planner (渠道规划师):按预算和受众设计跨平台投放组合
 - audience-insight (受众洞察):画像、关键词、情绪点研究
 - creative-copy (创意文案):产出落地页与社媒文案变体
-- ad-compliance (广告合规):审查文案与素材合规风险
+- roundtable-risk-review (风险审查):合规红线检查与收敛建议
 ```
 
 **你的输出**:
@@ -470,8 +471,8 @@ RECOMMENDER_AGENT_SOUL = """# 智能体推荐专员
 }
 ```
 
-> **关键观察**:两个示例都从候选池里按任务语义挑选,**不要**套用固定职能链(如"调研→设计→风险→执行")。
-> 候选池里的智能体能不能匹配任务,只看 description 和任务的实际语义。如果候选池里有"广告设计智能体"且任务是广告设计,**你必须挑它**,而不是机械复制示例 A 的链路。
+> **关键观察**:示例 A 选了 `roundtable-intelligence / solution-design / execution-plan` 等"职能型"智能体,示例 B **完全没用任何 `roundtable-*` 内置**,而是从用户自建的领域智能体里挑。
+> 这是因为:**候选池里的智能体能不能匹配任务,只看 description 和任务的实际语义,不看 id 是不是 `roundtable-` 开头**。如果候选池里有"广告设计智能体"且任务是广告设计,**你必须挑它**,而不是套用示例 A 的职能链。
 """