```

feat(engine): 添加技能查看工具并优化异步任务管理

- 添加SkillViewTool到引擎加载器中，增强技能管理功能
- 在AgentLoop中引入_active_direct_task来跟踪活跃任务
- 实现直接任务执行时的同步处理逻辑
- 更新工具实例化方式以支持依赖注入

feat(config): 增加智能体运行时参数配置支持

- 扩展AgentDefaultsConfig添加max_tokens和temperature字段
- 实现配置解析函数_first_config_value处理多个配置源
- 支持通过Web API动态更新智能体运行时参数
- 添加前端页面配置表单和验证逻辑

refactor(provider): 统一最大令牌数参数类型为可选整型

- 将所有LLM提供者的max_tokens参数改为int | None类型
- 为AnthropicProvider实现模型特定的最大令牌数默认值
- 调整参数传递逻辑，优先级：调用参数 > 配置文件 > 模型默认值
- 移除硬编码的默认值，改用条件判断

feat(process): 增强事件投影功能

- 添加工具调用开始/结束事件的映射逻辑
- 实现技能激活事件的识别和展示
- 添加辅助函数处理工具调用名称和参数提取
- 优化运行记录关联逻辑，提升事件匹配准确性

fix(web): 更新网络请求客户端信任环境设置

- 将WebFetchTool和WebSearchTool的trust_env参数设为True
- 确保HTTP客户端能够正确使用系统代理配置
- 修复可能的网络连接问题

test: 添加配置加载和事件投影相关测试

- 新增智能体默认参数配置测试用例
- 实现API配置持久化和重载测试
- 添加技能卡片和工具事件的投影测试
```

app-instance/frontend/components/task-detail/TaskAcceptanceCard.tsx

@@ -113,19 +113,6 @@ export function TaskAcceptanceCard({
   onSubmit,
 }: Props) {
   const { locale } = useAppI18n();
-  const [localComment, setLocalComment] = React.useState('');
-  const comment = revision ?? localComment;
-  const setComment = onRevisionChange ?? setLocalComment;
-  const isFinalized = taskStatus === 'closed' || taskStatus === 'abandoned';
-  const isReadyForAcceptance = READY_FOR_ACCEPTANCE_STATUSES.has(taskStatus);
-  const recordedFeedback = feedbackForRun(feedbackItems, runId) ?? (isFinalized ? latestFeedback(feedbackItems) : null);
-  const canSubmit = Boolean(runId) && !recordedFeedback && !isFinalized && isReadyForAcceptance && !actionBusy;
-  const trimmedComment = comment.trim();
-
-  const submit = (feedbackType: TaskFeedbackType, nextComment?: string) => {
-    if (!runId || !canSubmit) return;
-    void onSubmit(feedbackType, nextComment);
-  };
 
   return (
     <Card>
@@ -141,7 +128,49 @@ export function TaskAcceptanceCard({
           )}
         </div>
       </CardHeader>
-      <CardContent className="space-y-4">
+      <CardContent>
+        <TaskAcceptanceControls
+          sessionId={sessionId}
+          runId={runId}
+          taskStatus={taskStatus}
+          feedbackItems={feedbackItems}
+          actionBusy={actionBusy}
+          revision={revision}
+          onRevisionChange={onRevisionChange}
+          onSubmit={onSubmit}
+        />
+      </CardContent>
+    </Card>
+  );
+}
+
+export function TaskAcceptanceControls({
+  sessionId,
+  runId,
+  taskStatus,
+  feedbackItems,
+  actionBusy,
+  revision,
+  onRevisionChange,
+  onSubmit,
+}: Props) {
+  const { locale } = useAppI18n();
+  const [localComment, setLocalComment] = React.useState('');
+  const comment = revision ?? localComment;
+  const setComment = onRevisionChange ?? setLocalComment;
+  const isFinalized = taskStatus === 'closed' || taskStatus === 'abandoned';
+  const isReadyForAcceptance = READY_FOR_ACCEPTANCE_STATUSES.has(taskStatus);
+  const recordedFeedback = feedbackForRun(feedbackItems, runId) ?? (isFinalized ? latestFeedback(feedbackItems) : null);
+  const canSubmit = Boolean(runId) && !recordedFeedback && !isFinalized && isReadyForAcceptance && !actionBusy;
+  const trimmedComment = comment.trim();
+
+  const submit = (feedbackType: TaskFeedbackType, nextComment?: string) => {
+    if (!runId || !canSubmit) return;
+    void onSubmit(feedbackType, nextComment);
+  };
+
+  return (
+    <div className="space-y-4">
         {recordedFeedback ? (
           <div className="rounded-md border border-border bg-muted/25 p-3 text-sm">
             <div className="flex items-center gap-2 font-medium">
@@ -207,7 +236,6 @@ export function TaskAcceptanceCard({
           {pickAppText(locale, '会话：', 'Session: ')}
           <span className="font-mono">{sessionId}</span>
         </div>
-      </CardContent>
-    </Card>
+      </div>
   );
 }

app-instance/frontend/components/task-detail/TaskLiveHeader.tsx

@@ -1,7 +1,7 @@
 'use client';
 
 import Link from 'next/link';
-import { ArrowLeft, MessageSquare } from 'lucide-react';
+import { ArrowLeft, CheckCircle2, MessageSquare } from 'lucide-react';
 
 import { TaskRuntimeStatusBadge, formatTaskRuntimeDuration, formatTaskRuntimeTime } from '@/components/task-runtime/TaskRuntimeShared';
 import { Badge } from '@/components/ui/badge';
@@ -15,6 +15,7 @@ type Props = {
   task: BackendTask;
   activeLabel: string;
   durationMs: number | null;
+  reviewTargetId?: string;
 };
 
 const RUNTIME_STATUSES = new Set<string>(['queued', 'running', 'waiting', 'blocked', 'done', 'error', 'cancelled']);
@@ -36,9 +37,10 @@ function humanTaskStatus(status: string, locale: 'zh-CN' | 'en-US') {
   return item ? pickAppText(locale, item[0], item[1]) : status;
 }
 
-export function TaskLiveHeader({ task, activeLabel, durationMs }: Props) {
+export function TaskLiveHeader({ task, activeLabel, durationMs, reviewTargetId }: Props) {
   const { locale } = useAppI18n();
   const title = task.short_title || String(task.metadata?.short_title || '') || task.description || task.goal || task.task_id;
+  const showReviewLink = Boolean(reviewTargetId && ['awaiting_acceptance', 'needs_revision'].includes(task.status));
 
   return (
     <header className="sticky top-0 z-20 border-b border-border bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/80">
@@ -67,6 +69,14 @@ export function TaskLiveHeader({ task, activeLabel, durationMs }: Props) {
               </Badge>
             )}
             {activeLabel ? <Badge variant="secondary">{activeLabel}</Badge> : null}
+            {showReviewLink ? (
+              <Button asChild variant="default" size="sm">
+                <a href={`#${reviewTargetId}`}>
+                  <CheckCircle2 className="mr-2 h-4 w-4" />
+                  {pickAppText(locale, '验收', 'Review')}
+                </a>
+              </Button>
+            ) : null}
           </div>
         </div>
 

app-instance/frontend/components/task-detail/TaskSideRail.tsx

@@ -34,11 +34,28 @@ function humanTaskStatus(status: string, locale: 'zh-CN' | 'en-US') {
     needs_revision: ['需要修改', 'Needs revision'],
     closed: ['已完成', 'Closed'],
     abandoned: ['已放弃', 'Abandoned'],
+    accept: ['已接受', 'Accepted'],
+    satisfied: ['已接受', 'Accepted'],
+    revise: ['已请求修改', 'Revision requested'],
+    abandon: ['已放弃', 'Abandoned'],
   };
   const item = map[status];
   return item ? pickAppText(locale, item[0], item[1]) : status;
 }
 
+function latestFeedback(task: BackendTask): Record<string, unknown> | null {
+  return [...(task.feedback ?? [])].reverse()[0] ?? null;
+}
+
+function acceptanceState(task: BackendTask, locale: 'zh-CN' | 'en-US'): string {
+  const feedback = latestFeedback(task);
+  const kind = String(feedback?.acceptance_type || feedback?.feedback_type || '');
+  if (kind) return humanTaskStatus(kind, locale);
+  if (task.status === 'awaiting_acceptance') return pickAppText(locale, '等待验收', 'Awaiting acceptance');
+  if (task.status === 'needs_revision') return pickAppText(locale, '等待修改', 'Awaiting revision');
+  return pickAppText(locale, '未验收', 'No acceptance yet');
+}
+
 function toTime(value: string): number {
   const parsed = new Date(value).getTime();
   return Number.isFinite(parsed) ? parsed : 0;
@@ -135,6 +152,9 @@ export function TaskSideRail({ task, runs, artifacts, cards }: Props) {
           <div className="text-xs text-muted-foreground">
             {pickAppText(locale, '更新', 'Updated')}: {formatTaskRuntimeTime(task.updated_at, locale)}
           </div>
+          <div className="text-xs text-muted-foreground">
+            {pickAppText(locale, '验收', 'Acceptance')}: {acceptanceState(task, locale)}
+          </div>
         </CardContent>
       </Card>
 

app-instance/frontend/components/task-detail/TaskTimeline.tsx

@@ -7,14 +7,16 @@ import { pickAppText } from '@/lib/i18n/core';
 import { useAppI18n } from '@/lib/i18n/provider';
 import type { TaskTimelineCard as TaskTimelineCardView } from '@/types';
 
-import { TaskTimelineCard } from './TaskTimelineCard';
+import { TaskTimelineCard, type TaskResultAcceptance } from './TaskTimelineCard';
 
 type Props = {
   cards: TaskTimelineCardView[];
   isLive: boolean;
+  resultAcceptance?: TaskResultAcceptance;
+  reviewTargetId?: string;
 };
 
-export function TaskTimeline({ cards, isLive }: Props) {
+export function TaskTimeline({ cards, isLive, resultAcceptance, reviewTargetId }: Props) {
   const { locale } = useAppI18n();
 
   return (
@@ -42,7 +44,7 @@ export function TaskTimeline({ cards, isLive }: Props) {
       ) : (
         <div className="space-y-3">
           {cards.map((card) => (
-            <TaskTimelineCard key={card.id} card={card} />
+            <TaskTimelineCard key={card.id} card={card} resultAcceptance={resultAcceptance} reviewTargetId={reviewTargetId} />
           ))}
         </div>
       )}

app-instance/frontend/components/task-detail/TaskTimelineCard.tsx

@@ -6,8 +6,10 @@ import {
   Bot,
   CheckCircle2,
   ClipboardList,
+  ChevronDown,
   FileText,
   GitBranch,
+  History,
   ListChecks,
   Sparkles,
   TerminalSquare,
@@ -24,8 +26,23 @@ import { useAppI18n } from '@/lib/i18n/provider';
 import type { TaskRuntimeStatus } from '@/lib/task-runtime';
 import type { TaskTimelineCard as TaskTimelineCardView, TaskTimelineCardType } from '@/types';
 
+import { TaskAcceptanceControls, type TaskFeedbackItem, type TaskFeedbackType } from './TaskAcceptanceCard';
+
 type Props = {
   card: TaskTimelineCardView;
+  resultAcceptance?: TaskResultAcceptance;
+  reviewTargetId?: string;
+};
+
+export type TaskResultAcceptance = {
+  sessionId: string;
+  runId: string | null;
+  taskStatus: string;
+  feedbackItems: TaskFeedbackItem[];
+  actionBusy: string | null;
+  revision?: string;
+  onRevisionChange?: (value: string) => void;
+  onSubmit: (feedbackType: TaskFeedbackType, comment?: string) => Promise<unknown>;
 };
 
 const RUNTIME_STATUSES = new Set<string>(['queued', 'running', 'waiting', 'blocked', 'done', 'error', 'cancelled']);
@@ -60,6 +77,8 @@ function iconForType(type: TaskTimelineCardType) {
       return AlertTriangle;
     case 'result':
       return CheckCircle2;
+    case 'result_history':
+      return History;
     case 'acceptance':
       return ThumbsUp;
   }
@@ -87,6 +106,7 @@ function cardTypeLabel(type: TaskTimelineCardType, locale: 'zh-CN' | 'en-US') {
     artifact: ['产物', 'Artifact'],
     error: ['异常', 'Error'],
     result: ['结果', 'Result'],
+    result_history: ['历史结果', 'Result history'],
     acceptance: ['验收', 'Acceptance'],
   };
   const label = labels[type];
@@ -111,12 +131,57 @@ function humanStatus(status: string, locale: 'zh-CN' | 'en-US') {
   return label ? pickAppText(locale, label[0], label[1]) : status;
 }
 
-export function TaskTimelineCard({ card }: Props) {
+function historyVersions(details: Record<string, unknown> | undefined): Array<Record<string, unknown>> {
+  const versions = details?.versions;
+  return Array.isArray(versions) ? versions.filter((item): item is Record<string, unknown> => Boolean(item) && typeof item === 'object') : [];
+}
+
+function renderHistoryStatus(version: Record<string, unknown>, locale: 'zh-CN' | 'en-US') {
+  const status = String(version.acceptanceType || version.status || '');
+  return status ? humanStatus(status, locale) : pickAppText(locale, '历史版本', 'Previous version');
+}
+
+function TaskResultHistory({ card }: { card: TaskTimelineCardView }) {
   const { locale } = useAppI18n();
-  const Icon = iconForType(card.type);
+  const versions = historyVersions(card.details);
 
   return (
-    <Card className="rounded-md">
+    <details className="mt-3 rounded-md border border-border bg-muted/20 px-3 py-2 text-sm">
+      <summary className="flex cursor-pointer select-none items-center justify-between gap-3 font-medium">
+        <span>{pickAppText(locale, '展开历史版本', 'Show previous versions')}</span>
+        <ChevronDown className="h-4 w-4 text-muted-foreground" />
+      </summary>
+      <div className="mt-3 space-y-3">
+        {versions.map((version, index) => (
+          <div key={String(version.runId || index)} className="rounded-md border border-border bg-background p-3">
+            <div className="flex flex-wrap items-center justify-between gap-2">
+              <div className="text-sm font-medium">
+                {pickAppText(locale, `第 ${index + 1} 轮结果`, `Version ${index + 1}`)}
+              </div>
+              <Badge variant="outline" className="text-[11px]">
+                {renderHistoryStatus(version, locale)}
+              </Badge>
+            </div>
+            {version.result ? <p className="mt-2 whitespace-pre-wrap text-sm leading-6 text-muted-foreground">{String(version.result)}</p> : null}
+            {version.comment ? (
+              <div className="mt-3 rounded-md bg-muted/35 p-2 text-xs text-muted-foreground">
+                {pickAppText(locale, '修改意见', 'Revision note')}: {String(version.comment)}
+              </div>
+            ) : null}
+          </div>
+        ))}
+      </div>
+    </details>
+  );
+}
+
+export function TaskTimelineCard({ card, resultAcceptance, reviewTargetId }: Props) {
+  const { locale } = useAppI18n();
+  const Icon = iconForType(card.type);
+  const shouldRenderResultAcceptance = Boolean(card.type === 'result' && resultAcceptance && card.runId === resultAcceptance.runId);
+
+  return (
+    <Card id={shouldRenderResultAcceptance ? reviewTargetId : undefined} className="rounded-md scroll-mt-28">
       <CardContent className="p-4">
         <div className="flex gap-3">
           <div className="flex h-9 w-9 shrink-0 items-center justify-center rounded-md bg-muted">
@@ -150,7 +215,13 @@ export function TaskTimelineCard({ card }: Props) {
 
             {card.summary ? <p className="mt-3 whitespace-pre-wrap text-sm leading-6 text-muted-foreground">{card.summary}</p> : null}
 
-            {card.details ? (
+            {shouldRenderResultAcceptance ? (
+              <div className="mt-4 border-t border-border pt-4">
+                <TaskAcceptanceControls {...resultAcceptance!} />
+              </div>
+            ) : null}
+
+            {card.type === 'result_history' ? <TaskResultHistory card={card} /> : card.details ? (
               <details className="mt-3 rounded-md border border-border bg-muted/20 px-3 py-2 text-xs">
                 <summary className="cursor-pointer select-none font-medium text-muted-foreground">
                   {pickAppText(locale, '详情 JSON', 'Details JSON')}