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/Chan_SOL_60.py

@@ -9,14 +9,14 @@ 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 ChanEnum import Chan_AUTYPE, Chan_DATA_FIELD, Chan_FX_TYPE, Chan_KLINE_DIR, Chan_KL_TYPE, Chan_BI_DIR
-from ChanKLU import ChanKLU
-from ChanCTime import ChanCTime
-from ChanKLC import ChanKLC
-from ChanBI import ChanBI
+from chan.core.ChanEnum import Chan_AUTYPE, Chan_DATA_FIELD, Chan_FX_TYPE, Chan_KLINE_DIR, Chan_KL_TYPE, Chan_BI_DIR
+from chan.core.ChanKLU import ChanKLU
+from chan.core.ChanCTime import ChanCTime
+from chan.core.ChanKLC import ChanKLC
+from chan.core.ChanBI import ChanBI
 # --------------------------------
 from technical.util import resample_to_interval, resampled_merge
 import talib.abstract as ta