feat(engine): 添加MCP连接管理和工具集成功能

- 集成MCP连接管理器，支持MCP服务器连接
- 添加多种内置工具：ClarifyTool、CronTool、DelegateTool、ExecuteCodeTool、
  PatchFileTool、ProcessTool、SendMessageTool、SpawnTool、TerminalTool、
  TodoTool、WebFetchTool、WebSearchTool、WriteFileTool等
- 实现工具注册和装配功能
- 添加技能选择上下文参数
- 支持思考模式控制参数thinking_enabled

feat(coordinator): 重构任务执行计划器参数命名

- 将learning_candidate_enabled重命名为allow_candidate_generation
- 更新TeamGraphScheduler中的参数传递
- 修改LocalAgentRunner中的相关参数处理
- 更新README文档中的相应描述

refactor(context): 标准化工具调用参数格式

- 添加_json导入用于参数序列化
- 实现_provider_tool_calls方法标准化OpenAI兼容的工具调用载荷
- 修复工具调用中参数非字符串类型的序列化问题

refactor(session): 优化消息历史记录过滤逻辑

- 修改get_messages_as_conversation为基于运行状态过滤消息
- 排除未完成、失败或错误结束的运行记录
- 改进对话历史的可见性控制机制

fix(store): 修复FTS索引重建逻辑

- 添加异常处理防止FTS索引创建失败
- 实现_rebuild_fts_index方法重新构建全文搜索索引
- 优化索引触发器和表的维护流程

app-instance/frontend/app/(app)/skills/page.tsx

@@ -14,7 +14,6 @@ import {
   ShieldCheck,
   Trash2,
   Upload,
-  Wand2,
   X,
   XCircle,
 } from 'lucide-react';
@@ -27,11 +26,11 @@ import {
   listSkillCandidates,
   listSkillDrafts,
   listSkills,
+  migrateSkills,
   publishSkillDraft,
   regenerateSkillDraft,
   rejectSkillDraft,
   rollbackPublishedSkill,
-  runSkillLearningOnce,
   submitSkillDraft,
   synthesizeSkillDraft,
   uploadSkill,
@@ -52,6 +51,9 @@ import type { Skill, SkillDraft, SkillLearningCandidate } from '@/types';
 import { pickAppText } from '@/lib/i18n/core';
 import { useAppI18n } from '@/lib/i18n/provider';
 
+const TERMINAL_DRAFT_STATUSES = new Set(['rejected', 'published', 'disabled', 'archived']);
+const REJECTABLE_DRAFT_STATUSES = new Set(['draft', 'in_review', 'approved']);
+
 export default function SkillsPage() {
   const { locale } = useAppI18n();
   const t = (zh: string, en: string) => pickAppText(locale, zh, en);
@@ -62,7 +64,7 @@ export default function SkillsPage() {
   const [actionId, setActionId] = useState<string | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [showUpload, setShowUpload] = useState(false);
-  const [deleting, setDeleting] = useState<string | null>(null);
+  const [ignoredCandidates, setIgnoredCandidates] = useState<Set<string>>(new Set());
 
   const load = useCallback(async () => {
     setLoading(true);
@@ -100,12 +102,11 @@ export default function SkillsPage() {
     }
   };
 
-  const confirmDelete = async (name: string) => {
-    await runAction(`delete:${name}`, async () => {
-      await deleteSkill(name);
-      setDeleting(null);
-    });
-  };
+  const hiddenCandidateStatuses = new Set(['rejected', 'superseded', 'published']);
+  const visibleCandidates = candidates.filter(
+    (candidate) => !ignoredCandidates.has(candidate.candidate_id) && !hiddenCandidateStatuses.has(candidate.status)
+  );
+  const visibleDrafts = drafts.filter((draft) => !TERMINAL_DRAFT_STATUSES.has(draft.status));
 
   if (loading) {
     return (
@@ -127,22 +128,18 @@ export default function SkillsPage() {
             <RefreshCw className="mr-2 h-4 w-4" />
             {t('刷新', 'Refresh')}
           </Button>
+          <Button onClick={() => setShowUpload(true)} size="sm">
+            <Upload className="mr-2 h-4 w-4" />
+            {t('上传技能', 'Upload skill')}
+          </Button>
           <Button
-            onClick={() => void runAction('learning:run-once', () => runSkillLearningOnce())}
+            onClick={() => void runAction('migrate-skills', () => migrateSkills())}
             variant="outline"
             size="sm"
             disabled={Boolean(actionId)}
           >
-            {actionId === 'learning:run-once' ? (
-              <Loader2 className="mr-2 h-4 w-4 animate-spin" />
-            ) : (
-              <Wand2 className="mr-2 h-4 w-4" />
-            )}
-            {t('运行学习', 'Run learning')}
-          </Button>
-          <Button onClick={() => setShowUpload(true)} size="sm">
-            <Upload className="mr-2 h-4 w-4" />
-            {t('上传技能', 'Upload skill')}
+            {actionId === 'migrate-skills' ? <Loader2 className="mr-2 h-4 w-4 animate-spin" /> : <Rocket className="mr-2 h-4 w-4" />}
+            {t('迁移旧技能', 'Migrate legacy skills')}
           </Button>
         </div>
       </div>
@@ -169,36 +166,18 @@ export default function SkillsPage() {
         />
       )}
 
-      {deleting && (
-        <Card className="border-destructive">
-          <CardContent className="flex items-center justify-between gap-4 pt-6">
-            <p className="text-sm">
-              {t('确定删除技能', 'Delete skill')} <strong>{deleting}</strong>?
-            </p>
-            <div className="flex items-center gap-2">
-              <Button variant="outline" size="sm" onClick={() => setDeleting(null)}>
-                {t('取消', 'Cancel')}
-              </Button>
-              <Button variant="destructive" size="sm" onClick={() => void confirmDelete(deleting)}>
-                {t('删除', 'Delete')}
-              </Button>
-            </div>
-          </CardContent>
-        </Card>
-      )}
-
       <Tabs defaultValue="published" className="space-y-4">
         <TabsList>
           <TabsTrigger value="published">{t('已发布', 'Published')}</TabsTrigger>
           <TabsTrigger value="candidates">{t('候选', 'Candidates')}</TabsTrigger>
-          <TabsTrigger value="drafts">{t('草稿/评审', 'Drafts')}</TabsTrigger>
+          <TabsTrigger value="drafts">{t('草稿评审', 'Draft review')}</TabsTrigger>
         </TabsList>
 
         <TabsContent value="published">
           <PublishedSkillsTable
             skills={skills}
             onDownload={(name) => downloadSkill(name).catch((err) => setError(err.message))}
-            onDelete={(name) => setDeleting(name)}
+            onDelete={(name) => void runAction(`delete:${name}`, () => deleteSkill(name))}
             onDisable={(name) =>
               runAction(`disable:${name}`, () => disablePublishedSkill(name, t('人工禁用', 'Manual disable')))
             }
@@ -219,11 +198,11 @@ export default function SkillsPage() {
               <CardTitle className="text-base">{t('学习候选', 'Learning candidates')}</CardTitle>
             </CardHeader>
             <CardContent>
-              {candidates.length === 0 ? (
-                <EmptyState icon={<Wand2 className="h-8 w-8" />} text={t('暂无学习候选', 'No learning candidates yet')} />
+              {visibleCandidates.length === 0 ? (
+                <EmptyState icon={<FileText className="h-8 w-8" />} text={t('暂无学习候选', 'No learning candidates yet')} />
               ) : (
                 <div className="space-y-3">
-                  {candidates.map((candidate) => (
+                  {visibleCandidates.map((candidate) => (
                     <div key={candidate.candidate_id} className="rounded-lg border border-border p-4">
                       <div className="flex flex-wrap items-start justify-between gap-3">
                         <div className="min-w-0">
@@ -252,6 +231,14 @@ export default function SkillsPage() {
 	                          )}
 	                        </div>
 	                        <div className="flex flex-wrap gap-2">
+                            <Button
+                              size="sm"
+                              variant="outline"
+                              disabled={Boolean(actionId)}
+                              onClick={() => setIgnoredCandidates((prev) => new Set(prev).add(candidate.candidate_id))}
+                            >
+                              {t('忽略', 'Ignore')}
+                            </Button>
 	                          <Button
 	                            size="sm"
 	                            disabled={Boolean(actionId)}
@@ -299,11 +286,11 @@ export default function SkillsPage() {
               <CardTitle className="text-base">{t('草稿、评审与发布', 'Drafts, review, and publish')}</CardTitle>
             </CardHeader>
             <CardContent>
-              {drafts.length === 0 ? (
+              {visibleDrafts.length === 0 ? (
                 <EmptyState icon={<FileText className="h-8 w-8" />} text={t('暂无草稿', 'No drafts yet')} />
               ) : (
                 <div className="space-y-4">
-                  {drafts.map((draft) => (
+                  {visibleDrafts.map((draft) => (
                     <DraftCard
                       key={`${draft.skill_name}:${draft.draft_id}`}
                       draft={draft}
@@ -323,15 +310,11 @@ export default function SkillsPage() {
                           rejectSkillDraft(draft.skill_name, draft.draft_id)
                         )
                       }
-	                      onPublish={() =>
-	                        runAction(`publish:${draft.draft_id}`, async () => {
-	                          const confirmHighRisk = draft.safety_report?.risk_level === 'high';
-	                          if (confirmHighRisk && !window.confirm(t('这是高风险草稿，确认发布？', 'This is a high-risk draft. Publish anyway?'))) {
-	                            return;
-	                          }
-	                          await publishSkillDraft(draft.skill_name, draft.draft_id, '', confirmHighRisk);
-	                        })
-	                      }
+                      onPublish={(confirmHighRisk) =>
+                        runAction(`publish:${draft.draft_id}`, () =>
+                          publishSkillDraft(draft.skill_name, draft.draft_id, '', confirmHighRisk)
+                        )
+                      }
                     />
                   ))}
                 </div>
@@ -442,7 +425,7 @@ function DraftCard({
   onSubmit: () => Promise<unknown>;
   onApprove: () => Promise<unknown>;
   onReject: () => Promise<unknown>;
-  onPublish: () => Promise<unknown>;
+  onPublish: (confirmHighRisk: boolean) => Promise<unknown>;
 }) {
   const { locale } = useAppI18n();
   const t = (zh: string, en: string) => pickAppText(locale, zh, en);
@@ -452,9 +435,27 @@ function DraftCard({
   const publishBlocked =
     draft.status !== 'approved'
     || !safety
-    || !safety.passed
     || safety.risk_level === 'critical'
     || (evalReport?.status !== 'skipped_provider_unavailable' && evalReport?.passed === false);
+  const isHighRisk = safety?.risk_level === 'high';
+  const highRiskReason = [
+    ...(safety?.blocked_reasons ?? []),
+    ...(safety?.issues ?? []),
+    safety?.suggested_fix,
+  ].filter(Boolean).join('\n');
+  const safetyBlocksReview = Boolean(safety && (!safety.passed || safety.risk_level === 'critical'));
+  const submitBlocked = draft.status !== 'draft' || safetyBlocksReview;
+  const approveBlocked = draft.status !== 'in_review' || safetyBlocksReview;
+  const rejectBlocked = !REJECTABLE_DRAFT_STATUSES.has(draft.status);
+  const handlePublish = () => {
+    if (isHighRisk) {
+      const confirmed = window.confirm(
+        t('该草稿被标记为高风险。确认发布？', 'This draft is marked high risk. Publish anyway?')
+      );
+      if (!confirmed) return;
+    }
+    void onPublish(isHighRisk);
+  };
   return (
     <div className="rounded-lg border border-border p-4">
       <div className="flex flex-wrap items-start justify-between gap-3">
@@ -478,33 +479,47 @@ function DraftCard({
           <p className="mt-1 text-xs text-muted-foreground">
             {t('base', 'base')}: {draft.base_version || '-'}
           </p>
+          {isHighRisk && (
+            <div className="mt-3 rounded-md border border-destructive/30 bg-destructive/5 p-3 text-xs text-destructive">
+              <div className="font-medium">{t('高风险理由来自 safety report', 'High-risk reason from safety report')}</div>
+              <pre className="mt-2 whitespace-pre-wrap font-sans">{highRiskReason || t('未提供具体理由', 'No concrete reason provided')}</pre>
+            </div>
+          )}
         </div>
         <div className="flex flex-wrap gap-2">
-          <Button variant="outline" size="sm" disabled={busy || draft.status !== 'draft'} onClick={() => void onSubmit()}>
+          <Button variant="outline" size="sm" disabled={busy || submitBlocked} onClick={() => void onSubmit()}>
             <Send className="mr-2 h-4 w-4" />
             {t('送审', 'Submit')}
           </Button>
-          <Button variant="outline" size="sm" disabled={busy || draft.status === 'published'} onClick={() => void onApprove()}>
+          <Button variant="outline" size="sm" disabled={busy || approveBlocked} onClick={() => void onApprove()}>
             <Check className="mr-2 h-4 w-4" />
             {t('批准', 'Approve')}
           </Button>
-          <Button variant="outline" size="sm" disabled={busy || draft.status === 'published'} onClick={() => void onReject()}>
+          <Button variant="outline" size="sm" disabled={busy || rejectBlocked} onClick={() => void onReject()}>
             <XCircle className="mr-2 h-4 w-4" />
             {t('拒绝', 'Reject')}
           </Button>
-	          <Button size="sm" disabled={busy || publishBlocked} onClick={() => void onPublish()}>
-	            <Rocket className="mr-2 h-4 w-4" />
-	            {t('发布', 'Publish')}
-	          </Button>
+		          <Button size="sm" disabled={busy || publishBlocked} onClick={handlePublish}>
+		            <Rocket className="mr-2 h-4 w-4" />
+		            {t('发布', 'Publish')}
+		          </Button>
         </div>
       </div>
 	      <div className="mt-3 grid gap-3 md:grid-cols-2">
-        <pre className="max-h-52 overflow-auto rounded-md bg-muted/50 p-3 text-xs">
-          {JSON.stringify(draft.proposed_frontmatter, null, 2)}
-        </pre>
-        <pre className="max-h-52 overflow-auto whitespace-pre-wrap rounded-md bg-muted/50 p-3 text-xs">
-	          {draft.proposed_content}
-	        </pre>
+        <div className="rounded-md border border-border bg-muted/30 p-3">
+          <div className="mb-2 text-xs font-medium text-muted-foreground">{t('当前版本', 'Current version')}</div>
+          <pre className="max-h-52 overflow-auto whitespace-pre-wrap text-xs">
+            {draft.base_version ? `${t('基线版本', 'Base version')}: ${draft.base_version}` : t('无基线版本，视为新增技能', 'No base version, treated as a new skill')}
+          </pre>
+        </div>
+        <div className="rounded-md border border-border bg-muted/30 p-3">
+          <div className="mb-2 text-xs font-medium text-muted-foreground">{t('草稿变更', 'Draft changes')}</div>
+          <pre className="max-h-52 overflow-auto whitespace-pre-wrap text-xs">
+            {JSON.stringify(draft.proposed_frontmatter, null, 2)}
+            {'\n\n---\n\n'}
+            {draft.proposed_content}
+          </pre>
+        </div>
 	      </div>
 	      <div className="mt-3 grid gap-3 md:grid-cols-2">
 	        <ReportBlock
@@ -595,6 +610,9 @@ function UploadSkillForm({
               accept=".zip"
               className="block w-full cursor-pointer text-sm text-muted-foreground file:mr-4 file:rounded-md file:border-0 file:bg-primary file:px-4 file:py-2 file:text-sm file:font-medium file:text-primary-foreground hover:file:bg-primary/90"
             />
+            <p className="text-xs text-muted-foreground">
+              {pickAppText(locale, '上传后进入草稿评审，并自动运行 safety 和 eval。', 'After upload, the skill enters draft review and runs safety and eval automatically.')}
+            </p>
           </div>
           <div className="flex justify-end gap-2">
             <Button type="button" variant="outline" onClick={onCancel}>