让成交卡等报价文件真正发出后再出现，并收紧 PDF 顶部留白，避免抬头被裁或空一截。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/agent/handlers/continue_thread.py

@@ -37,7 +37,7 @@ def handle_continue_thread(
     engine = flow or get_air_text_flow()
     replies: list[str] = []
 
-    def reply(text: str, extra: dict | None = None) -> None:
+    def reply(text: str, extra: dict | None = None) -> str:
         replies.append(text)
         ok, info = msg_store.enqueue_outbound(
             touser=message.sender_id,
@@ -46,6 +46,7 @@ def handle_continue_thread(
             payload=dict(extra or {}),
         )
         logger.info("continue_thread 出站 ok=%s info=%s", ok, info)
+        return info if ok else ""
 
     wo = (thread_id or "").strip() or copy.extract_work_order_no(message.content or "")
     phase = engine.resume_historical(