feat(agent-office): ytpub_retry 텔레그램 콜백 → music-lab retry 프록시

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

agent-office/app/telegram/webhook.py

@@ -43,6 +43,9 @@ async def _handle_callback(callback_query: dict) -> Optional[dict]:
     if callback_id.startswith("issue_"):
         return await _handle_insta_issue(callback_query, callback_id)
 
+    if callback_id.startswith("ytpub_retry_"):
+        return await _handle_ytpub_retry(callback_query, callback_id)
+
     cb = get_telegram_callback(callback_id)
     if not cb:
         return None
@@ -169,6 +172,30 @@ async def _handle_insta_issue(callback_query: dict, callback_id: str) -> dict:
         return {"ok": False, "error": str(e)}
 
 
+async def _handle_ytpub_retry(callback_query: dict, callback_id: str) -> dict:
+    """ytpub_retry_{pipeline_id} 콜백 → music-lab pipeline retry 프록시."""
+    from .. import service_proxy
+    from .messaging import send_raw
+
+    await api_call(
+        "answerCallbackQuery",
+        {"callback_query_id": callback_query["id"], "text": "재시도 요청 중..."},
+    )
+
+    try:
+        pid = int(callback_id.removeprefix("ytpub_retry_"))
+    except (ValueError, AttributeError):
+        return {"ok": False, "error": "invalid_callback_data"}
+
+    res = await service_proxy.pipeline_retry(pid)
+    sc = res.get("status_code")
+    if sc in (200, 202):
+        await send_raw(text=f"🔄 파이프라인 #{pid} 재개: {res.get('retrying_step', '?')}")
+    else:
+        await send_raw(text=f"⚠️ 재개 불가 (#{pid}): {res.get('detail', sc)}")
+    return {"ok": True}
+
+
 async def _handle_message(message: dict, agent_dispatcher) -> Optional[dict]:
     """슬래시 명령 메시지 처리."""
     from .router import parse_command, resolve_agent_command, HELP_TEXT