refactor: Business logic and dependencies updates

- 核心服务代码更新 (db, server, auth, proxy)
- Agent 相关模块更新 (mindspace, experience)
- 前端组件和 hooks 更新
- 数据库 schema 更新
- 依赖版本更新

mindspace-agent-runner.mjs

@@ -305,6 +305,7 @@ export function createMindSpaceAgentRunner({
   apiSecret,
   userAuth,
   agentJobService,
+  experienceService = null,
   executeSessionReply = defaultExecuteSessionReply,
   apiFetchImpl = null,
 }) {
@@ -324,11 +325,15 @@ export function createMindSpaceAgentRunner({
     });
   });
 
-  const runJob = async (jobId) => {
+  // preClaimed lets a polling worker that already atomically claimed the job
+  // (via claimNextJob + SKIP LOCKED) hand the claim payload straight in, instead
+  // of claiming a second time. The HTTP-triggered path calls runJob(jobId) with
+  // no preClaimed and claims here as before.
+  const runJob = async (jobId, preClaimed = null) => {
     let claim = null;
     let sessionId = null;
     try {
-      claim = await agentJobService.claimJob(jobId);
+      claim = preClaimed ?? (await agentJobService.claimJob(jobId));
       const gate = await userAuth.canUseChat(claim.userId);
       if (!gate.ok) {
         throw runnerError(gate.message || '当前用户无法执行 Agent 任务', 'worker_unavailable');
@@ -377,7 +382,11 @@ export function createMindSpaceAgentRunner({
         const localAsset = await agentJobService.getAssetForJob(jobId, claim.jobToken, asset.assetId);
         assetContexts.push(await readAssetContext(localAsset));
       }
-      const prompt = buildAgentJobPrompt(claim, assetContexts);
+      let prompt = buildAgentJobPrompt(claim, assetContexts);
+      // Inject shared experience (etat C): relevant lessons all instances learned.
+      // Best-effort — retrieval must never block or fail a job.
+      const relevant = await retrieveExperience(claim.instruction);
+      if (relevant) prompt = `${relevant}\n\n${prompt}`;
       const requestId = crypto.randomUUID();
       const reply = await executeSessionReply(apiFetch, sessionId, requestId, prompt);
       const parsed = normalizeStructuredResult(extractJsonObject(reply.text));
@@ -386,7 +395,7 @@ export function createMindSpaceAgentRunner({
         await userAuth.billSessionUsage(claim.userId, sessionId, reply.tokenState, requestId);
       }
 
-      return agentJobService.completeJob(jobId, claim.jobToken, {
+      const completed = await agentJobService.completeJob(jobId, claim.jobToken, {
         title: parsed.title,
         summary: parsed.summary,
         content: parsed.content,
@@ -395,6 +404,9 @@ export function createMindSpaceAgentRunner({
         templateId: parsed.templateId,
         sourceAssetIds: claim.allowedAssets.map((asset) => asset.assetId),
       });
+      // Record the outcome as shared experience so other instances benefit.
+      await recordExperience(claim, sessionId, parsed);
+      return completed;
     } catch (error) {
       if (claim?.jobToken) {
         await agentJobService
@@ -409,6 +421,39 @@ export function createMindSpaceAgentRunner({
     }
   };
 
+  // Returns a prompt-ready block of relevant prior experience, or '' if none /
+  // disabled / on any error. Never throws.
+  async function retrieveExperience(instruction) {
+    if (!experienceService || !instruction) return '';
+    try {
+      const hits = await experienceService.search(instruction, { limit: 3 });
+      if (!hits.length) return '';
+      const lines = hits.map((h) => `- ${h.title}: ${h.body}`).join('\n');
+      return `# 相关经验（供参考，来自历史任务）\n${lines}`;
+    } catch {
+      return '';
+    }
+  }
+
+  // Persists a one-line lesson from a completed job. Best-effort; never throws.
+  async function recordExperience(claim, sessionId, parsed) {
+    if (!experienceService) return;
+    try {
+      const title = String(parsed?.title ?? claim.instruction ?? '').slice(0, 200);
+      const summary = String(parsed?.summary ?? '').trim();
+      if (!title || !summary) return;
+      await experienceService.record({
+        kind: 'task_outcome',
+        title,
+        body: summary,
+        sourceSessionId: sessionId,
+        sourceUserId: claim.userId,
+      });
+    } catch {
+      // swallow — experience recording is non-critical
+    }
+  }
+
   return { runJob };
 }