feat(agent-office): youtube_publisher 파이프라인 실패 텔레그램 알림+재시도 버튼

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

agent-office/app/agents/youtube_publisher.py

@@ -26,6 +26,7 @@ class YoutubePublisherAgent(BaseAgent):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self._notified_state_per_pipeline: dict[int, tuple] = {}
+        self._notified_failed: set[int] = set()
 
     async def poll_state_changes(self) -> None:
         """주기적으로 호출되어 *_pending 신규 진입 시 텔레그램 발송."""
@@ -48,6 +49,32 @@ class YoutubePublisherAgent(BaseAgent):
                     await self._notify_step(p)
                     self._notified_state_per_pipeline[pid] = key
 
+        try:
+            failed = await service_proxy.list_failed_pipelines()
+        except Exception as e:
+            logger.warning("failed 폴링 실패: %s", e)
+            failed = []
+        for p in failed:
+            pid = p.get("id")
+            if pid is None:
+                continue
+            if pid not in self._notified_failed:
+                await self._notify_failed(p)
+                self._notified_failed.add(pid)
+        # 재개되어 failed에서 벗어난 파이프라인은 재알림 가능하도록 해제
+        failed_ids = {p.get("id") for p in failed}
+        self._notified_failed &= failed_ids
+
+    async def _notify_failed(self, p: dict) -> None:
+        reason = p.get("failed_reason") or "?"
+        step = reason.split(":", 1)[0].strip()
+        title = p.get("track_title") or f"Pipeline #{p['id']}"
+        text = f"⚠️ [{title}] 파이프라인 #{p['id']} '{step}' 실패\n사유: {reason}"
+        kb = {"inline_keyboard": [[{"text": "🔄 재시도", "callback_data": f"ytpub_retry_{p['id']}"}]]}
+        sent = await send_raw(text=text, reply_markup=kb)
+        if sent.get("ok"):
+            add_log(self.agent_id, f"pipeline {p['id']} 실패 알림", "warning")
+
     async def _notify_step(self, pipeline: dict) -> None:
         state = pipeline["state"]
         title_name, step = _STEP_TITLES[state]