bsp_monitor: 多周期 BSP 推送 (1m/5m/15m/1h)，中枢监控代码保留但暂停

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

bsp_monitor/fetcher.py

@@ -10,7 +10,6 @@ import logging
 
 logger = logging.getLogger(__name__)
 
-TIMEFRAME = "1m"
 PROVIDER_URL = "http://103.179.242.166"
 FETCH_LIMIT = 1000
 
@@ -33,12 +32,12 @@ def get_symbols() -> list[str]:
     return _symbols_cache
 
 
-def fetch_ohlcv(symbol: str) -> pd.DataFrame:
-    """从 data_provider API 拉取某个币对最近 FETCH_LIMIT 根 1m K 线。"""
+def fetch_ohlcv(symbol: str, tf: str = "1m") -> pd.DataFrame:
+    """从 data_provider API 拉取某个币对最近 FETCH_LIMIT 根 K 线。"""
     url = f"{PROVIDER_URL}/api/candles"
     params = {
         "symbol": symbol,
-        "tf": TIMEFRAME,
+        "tf": tf,
         "limit": FETCH_LIMIT,
     }
     resp = requests.get(url, params=params, timeout=30)