fix(web): 智能体汇报展示层兜底与进度口径(FIX-7)

- 汇报正文里的 UUID、能力 ID、原因码展示时换成名称和人话,原文收进「正文原文」,历史不改
- 步骤进度统一 stepProgress:分子只数完成,跳过单独计(「4/6 · 跳过 2」)
- 进度行不再把失败的调用算进动作计数(3 次被拒的派发曾写成「派出了 5 个子会话」);
  实际结果行按会话树显示派出的子会话数
- 会话标题里的 ISO 时间与 download_failed 等码转人话

Co-Authored-By: Claude Opus 5.5 <[email protected]>

apps/web/app/components/agent/agent-conversation.tsx

@@ -60,6 +60,7 @@ import {
   runningText,
   toolSummary,
 } from "./conversation-model.ts";
+import { collectNames, humanizeReport } from "./report-humanize.ts";
 import { ToolCallIo } from "./tool-call-card-io.tsx";
 import type { AgentStreamState, StreamItem, ToolCallView } from "./use-agent-stream.ts";
 
@@ -439,6 +440,7 @@ export function AgentConversation({
   userMessages = [],
   audit,
   after,
+  knownNames,
 }: {
   run: AgentRunView;
   live: AgentStreamState;
@@ -446,6 +448,8 @@ export function AgentConversation({
   audit?: InvocationAudit[];
   /** 流末尾追加的内容(其它审批卡、实际结果行) */
   after?: ReactNode;
+  /** 工具结果之外已知的「ID → 名字」(子会话),汇报兜底换名用 */
+  knownNames?: [string, string][];
 }) {
   const active = isRunActive(run.status) && !live.finished;
   const waiting = run.status === "waiting" || run.status === "running" || run.status === "queued";
@@ -460,6 +464,7 @@ export function AgentConversation({
   const lastKey = live.items.at(-1)?.key;
   const tail = live.items.at(-1);
   const blocks = buildConversation(live.items, userMessages);
+  const names = collectNames(live.items, knownNames);
   const anim = "animate-in fade-in-0 slide-in-from-bottom-1 duration-base ease-pop motion-reduce:animate-none";
 
   const lastBlock = blocks.at(-1);
@@ -501,18 +506,21 @@ export function AgentConversation({
                       ) : null}
                       {p.body.map((t) => {
                         const streaming = streamingText && t.key === lastKey;
+                        // 旧会话 / 不守汇报格式的模型:UUID、能力 ID、原因码换成名称和人话,原文进技术信息
+                        const human = streaming ? null : humanizeReport(t.text, names);
                         return (
                           <div key={t.key} className={cn("w-full min-w-0", freshKeys.has(t.key) && anim)}>
                             <StreamingResponse
                               className="max-w-[72ch]"
                               status={streaming ? "streaming" : "complete"}
-                              copyText={t.text}
+                              copyText={human?.text ?? t.text}
                               announce={false}
                               showActions={false}
                             >
                               {/* 流式中按原文显示(半截 Markdown 会闪),结束后按安全子集渲染 */}
-                              {streaming ? t.text : <Markdown text={t.text} />}
+                              {human ? <Markdown text={human.text} /> : t.text}
                             </StreamingResponse>
+                            {human?.replaced.length ? <ReplacedIds replaced={human.replaced} /> : null}
                           </div>
                         );
                       })}
@@ -556,6 +564,32 @@ export function AgentConversation({
   );
 }
 
+/** 汇报里被换掉的原文(ID、能力、原因码),收在技术信息里 */
+function ReplacedIds({ replaced }: { replaced: { from: string; to: string }[] }) {
+  const uniq = [...new Map(replaced.map((r) => [r.from, r] as const)).values()];
+  return (
+    <TechInfo
+      title="正文原文"
+      className="mt-1"
+      items={[
+        {
+          label: "换掉的标识",
+          value: (
+            <ul className="space-y-0.5">
+              {uniq.map((r) => (
+                <li key={r.from}>
+                  {r.from} → {r.to || "（省略）"}
+                </li>
+              ))}
+            </ul>
+          ),
+          wide: true,
+        },
+      ]}
+    />
+  );
+}
+
 // ── 实际结果 ──
 
 /** 实际结果的一句话(服务端从下载计划 / 下载任务 / 整理记录汇总,不采信模型文本) */
@@ -592,10 +626,13 @@ export function ResultLine({
   run,
   report,
   live,
+  subagents = 0,
 }: {
   run: AgentRunView;
   report: GoalReport | null;
   live: AgentStreamState;
+  /** 实际派出的子会话数(会话树里的直接子会话,不含被拒绝的派发) */
+  subagents?: number;
 }) {
   const u = { ...run.usage, ...(live.usage ?? {}) };
   const durationMs =
@@ -623,6 +660,7 @@ export function ResultLine({
       <p className="flex min-w-0 flex-wrap items-center gap-x-1.5 gap-y-0.5 text-meta text-muted-foreground">
         {report ? null : <LoaderCircle aria-hidden className="size-3.5 animate-spin motion-reduce:animate-none" />}
         <span className={cn("text-foreground/85", bad && "text-warning")}>实际结果：{resultText(report)}</span>
+        {subagents ? <span className="tabular-nums">· 派出 {subagents} 个子会话</span> : null}
         {durationMs ? <span className="tabular-nums">· {durationLabel(durationMs)}</span> : null}
         {u.costUsd ? <span className="tabular-nums">· 约 {formatUsd(u.costUsd)}</span> : null}
       </p>
@@ -643,7 +681,7 @@ export function ResultLine({
         items={[
           {
             label: "说明",
-            value: "上面的正文是智能体的说法，未经核查；实际结果取自下载任务和整理记录。",
+            value: "上面的正文是智能体的说法，未经核查；实际结果取自下载任务、整理记录和会话树。",
             wide: true,
             mono: false,
           },