feat(phase31): Log 異常摘要觸發點 — 告警後 NemoTron 發 log summary

_send_log_summary: 取 Pod log → deepseek-r1:14b 分析 → NemoTron 發到群組
觸發點: _push_decision_to_telegram 送完審批卡後異步執行

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/api/src/services/decision_manager.py

@@ -41,6 +41,41 @@ logger = structlog.get_logger(__name__)
 PLAYBOOK_SIMILARITY_THRESHOLD = 0.85  # 相似度 >= 85% 直接使用 Playbook
 
 
+# =============================================================================
+# Phase 31 (ADR-067 2026-04-10): Log 異常摘要 — NemoTron deepseek-r1:14b
+# =============================================================================
+
+async def _send_log_summary(incident: "Incident") -> None:
+    """
+    非同步取得 Pod log 異常摘要，用 NemoTron bot 發到 SRE 群組
+    觸發點：_push_decision_to_telegram 發完審批卡後
+    """
+    try:
+        target = incident.affected_services[0] if incident.affected_services else None
+        if not target:
+            return
+        namespace = "awoooi-prod"
+        if incident.signals:
+            namespace = incident.signals[0].labels.get("namespace", "awoooi-prod")
+
+        from src.services.log_summary_service import get_log_summary_service
+        svc = get_log_summary_service()
+        summary = await svc.summarize_with_soft_timeout(pod_name=target, namespace=namespace)
+        if not summary:
+            return
+
+        from src.services.telegram_gateway import get_telegram_gateway
+        tg = get_telegram_gateway()
+        await tg.send_as_nemotron(
+            f"📋 <b>Log 異常摘要</b> — <code>{target}</code>\n{summary}"
+        )
+        import structlog as _sl
+        _sl.get_logger(__name__).info("log_summary_sent", target=target, incident_id=incident.incident_id)
+    except Exception as e:
+        import structlog as _sl
+        _sl.get_logger(__name__).warning("log_summary_failed", error=str(e))
+
+
 # =============================================================================
 # Telegram 推送 (Phase 6.5: 決策就緒通知)
 # =============================================================================
@@ -200,6 +235,10 @@ async def _push_decision_to_telegram(
             except Exception as _e:
                 logger.warning("telegram_message_id_db_save_failed", incident_id=incident.incident_id, error=str(_e))
 
+        # Phase 31 (ADR-067 2026-04-10): Log 異常摘要 — NemoTron deepseek-r1:14b
+        # 非同步執行，不阻塞主流程
+        asyncio.create_task(_send_log_summary(incident))
+
         # 🔴 發送成功後設置去重 key (TTL 10 分鐘)
         await redis.setex(dedup_key, 600, "1")