refactor: 缠论引擎迁入 chan/ 分层解耦，指标外置

将核心结构、指标与分析拆到 chan/{core,indicators,analysis,pipeline}；
根目录保留兼容 shim；strategies 改为从 chan 包导入；买卖点经 bsp_macd 与 MACD 接合。

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

strategies/Deepseek_BTC.py

@@ -9,9 +9,9 @@ import sys
 import os
 #sys.setrecursionlimit(1000000) #例如这里设置为一百万
 #sys.path.append(os.path.abspath("/freqtrade/user_data/Chan"))
-sys.path.append(os.path.abspath("/Users/jack/Project/freqtrade/user_data/Chan"))
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 #sys.path.append(os.path.abspath("/Users/jack/Documents/GitHub/freqtrade/user_data/Chan"))
-from ChanLun import ChanLun
+from chan.pipeline.ChanLun import ChanLun
 # --------------------------------
 from technical.util import resample_to_interval, resampled_merge
 import talib.abstract as ta
@@ -19,7 +19,7 @@ import freqtrade.vendor.qtpylib.indicators as qtpylib
 from datetime import datetime, timedelta, timezone
 from freqtrade.persistence import Trade, Order
 from typing import Optional
-from ChanPY import ChanPY
+from chan.analysis.ChanPY import ChanPY
 import logging
 logger = logging.getLogger(__name__)
 from openai import OpenAI