fix: 取消blocked，改为needs_llm升级机制

- executor重试耗尽→needs_llm(需知微介入)，非blocked
- health check报告尾段展示needs_llm项+失败原因
- derive_fix_action覆盖全部已知场景(cron errors/delivery等)
- TODO创建时注明"无法当场修复原因"
- 每个TODO必有fix_action，没有的不创建TODOs直接在报告列出

scripts/morning_health_check.py

@@ -48,6 +48,9 @@ def derive_fix_action(detail, msg):
     # system-audit error → 验证拷贝
     if "system_audit" in msg or "系统审计" in msg:
         return f"ls -la /home/hmo/.hermes/profiles/position-analyst/scripts/system_audit.py 2>&1"
+    # cron errors（last_status=error）→ 验证文件存在，等下次cron运行自动恢复
+    if "cron" in msg.lower() and "error" in msg.lower() and ("小果" in msg or "系统审计" in msg):
+        return f"ls -la /home/hmo/.hermes/profiles/position-analyst/scripts/xiaoguo_scanner.py /home/hmo/.hermes/profiles/position-analyst/scripts/system_audit.py 2>&1"
     # 港股汇率 → 刷新
     if "港股汇率" in msg:
         return f"cd {BASE} && python3 hk_rate.py 2>&1"
@@ -160,13 +163,14 @@ def write_todos_for_issues():
                     fix_action = derive_fix_action(issue.get("detail", ""), issue.get("msg", ""))
                     if not fix_action:
                         # 没有fix_action就不创建TODO，直接输出到报告里
-                        print(f"  ⚠️ 无自动修复方案: [{pri}] {title[:60]}")
+                        print(f"  ⚠️ 无法自动修复: [{pri}] {title[:60]}")
+                        print(f"     原因: 未知修复方案，需人工分析")
                         continue
                     conn.execute(
                         "INSERT INTO todos (title, description, priority, source, status, fix_action) "
                         "VALUES (?, ?, ?, 'health_check', 'pending', ?)",
                         (title,
-                         f"体检发现于 {ctx['started_at'].strftime('%Y-%m-%d %H:%M')}\n分类: {issue['category']}\n详情: {issue.get('detail', '')}",
+                         f"体检发现于 {ctx['started_at'].strftime('%Y-%m-%d %H:%M')}\n分类: {issue['category']}\n详情: {issue.get('detail', '')}\n无法当场修复原因: 需验证/需等待",
                          pri, fix_action)
                     )
                     new_count += 1
@@ -669,19 +673,20 @@ def main():
             if entry["level"] in ("critical", "error"):
                 print(f"  [{entry['level'].upper()}] {entry['category']}: {entry['msg']}")
     
-    # 检查是否有待处理的 TODO 需要知微关注
+    # 检查是否有 needs_llm 的 TODO（执行器尝试失败，需知微介入）
     try:
         conn2 = sqlite3.connect(str(DB_PATH))
-        pending_llm = conn2.execute(
-            "SELECT id, title, priority, created_at FROM todos "
-            "WHERE status='pending' AND fix_action IS NULL "
-            "ORDER BY created_at ASC LIMIT 5"
+        needs_llm = conn2.execute(
+            "SELECT id, title, priority, created_at, note FROM todos "
+            "WHERE status='needs_llm' "
+            "ORDER BY CASE priority WHEN 'high' THEN 0 WHEN 'medium' THEN 1 ELSE 2 END, created_at ASC LIMIT 10"
         ).fetchall()
-        if pending_llm:
+        if needs_llm:
             print()
-            print("⚠️ 待处理（需知微介入）:")
-            for p in pending_llm:
-                print(f"  [{p[2]}] #{p[0]} {p[1][:70]} ({p[3][:10]})")
+            print("🔶 需知微介入（执行器无法自动修复）:")
+            for n in needs_llm:
+                note = (n[4] or "")[:60]
+                print(f"  [{n[2]}] #{n[0]} {n[1][:60]} → {note}")
         conn2.close()
     except:
         pass

scripts/self_todo_executor.py

@@ -88,12 +88,12 @@ def main():
         else:
             retry_count += 1
             if retry_count >= max_retries:
-                # 重试用完，留到下次体检再重新发现
+                # 重试用完，超出能力范围→标记需LLM处理
                 conn.execute(
-                    "UPDATE todos SET status='pending', retry_count=0, "
+                    "UPDATE todos SET status='needs_llm', retry_count=?, "
                     "note=?, updated_at=CURRENT_TIMESTAMP WHERE id=?",
-                    (f"已达最大重试({max_retries}次)，留待下次", todo_id))
-                results.append(("🔄", f"{title}: 重试耗尽，等下次体检"))
+                    (retry_count, f"尝试{retry_count}次仍失败: {output[:150]}", todo_id))
+                results.append(("🔶", f"{title}: 需知微介入(重试{retry_count}次失败)"))
             else:
                 conn.execute(
                     "UPDATE todos SET status='pending', retry_count=?, "