refactor: BSP推送提取公共函数 + 清理

- _push_bsp() 提取重复的key构造+推送逻辑
- bsp.klc None防护
- getattr替代hasattr+属性访问
- 修正首轮日志（不再写"不推送"）

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

bsp_monitor/main.py

@@ -48,6 +48,19 @@ def _bi_id(bi) -> Optional[tuple]:
     return (bi.start_klc.start_time,)
 
 
+def _push_bsp(engine: ChanEngine, bsp, symbol: str, name: str) -> bool:
+    """推送 BSP 到 Telegram（带去重）。"""
+    if bsp.klc is None:
+        return False
+    key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
+    msg = engine.format_bsp_detail(bsp, symbol)
+    msg = _escape_html(msg)
+    if send_bsp_alert(msg, bsp_key=key):
+        logger.info(f"[{name}] ✅ BSP: {key}")
+        return True
+    return False
+
+
 @dataclass
 class SymbolState:
     symbol: str
@@ -120,11 +133,7 @@ class BSPMonitor:
 
             bsp = engine.get_bsp_for_bi(last_confirmed)
             if bsp:
-                key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
-                msg = engine.format_bsp_detail(bsp, symbol)
-                msg = _escape_html(msg)
-                if send_bsp_alert(msg, bsp_key=key):
-                    logger.info(f"[{name}] ✅ BSP: {key}")
+                _push_bsp(engine, bsp, symbol, name)
 
             logger.info(
                 f"[{name}] 首次完成 — {len(confirmed)} 笔, "
@@ -145,11 +154,7 @@ class BSPMonitor:
         # 7. 检查刚被分型确认这笔的终点是否为 BSP
         bsp = engine.get_bsp_for_bi(last_confirmed)
         if bsp:
-            key = f"{symbol}_{bsp.type}_{bsp.klc.end_time}"
-            msg = engine.format_bsp_detail(bsp, symbol)
-            msg = _escape_html(msg)
-            if send_bsp_alert(msg, bsp_key=key):
-                logger.info(f"[{name}] ✅ BSP: {key}")
+            _push_bsp(engine, bsp, symbol, name)
 
         # 8. 中枢特征更新
         pivot_state = st.pivot_monitor.update(engine.bi_zs_list)
@@ -207,7 +212,7 @@ class BSPMonitor:
         logger.info(f"Telegram: {'已配置' if BOT_TOKEN and CHAT_ID else '⚠️ 未配置'}")
         logger.info("=" * 50)
 
-        logger.info("首次运行（初始化，不推送）...")
+        logger.info("首次运行（初始化）...")
         await self.tick()
 
         while True: