feat: ECR-003 主站威科夫分析与图表叠层（已审）

独立 wyckoff 引擎 + 按需 include_wyckoff；主站 Lightweight 绘制区间/阶段/事件/VP。

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

web/api/analyze.py

@@ -656,5 +656,32 @@ def analyze():
 	else:
 		result['structure_zones'] = []
 
+	# 威科夫分析 —— 按需：include_wyckoff=1
+	include_wyckoff_param = request.args.get('include_wyckoff', '')
+	include_wyckoff = str(include_wyckoff_param).lower() in ('1', 'true', 'yes')
+	if include_wyckoff:
+		try:
+			from chanlun.analysis.wyckoff import analyze_wyckoff
+			wyckoff_lookback = int(request.args.get('wyckoff_lookback', 120))
+			wyckoff_bins = int(request.args.get('wyckoff_vp_bins', 50))
+			result['wyckoff'] = analyze_wyckoff(
+				df,
+				lookback=max(40, min(wyckoff_lookback, 500)),
+				vp_bins=max(10, min(wyckoff_bins, 100)),
+			)
+		except Exception as e:
+			print(f"Wyckoff 分析出错: {e}")
+			import traceback
+			traceback.print_exc()
+			result['wyckoff'] = {
+				'trading_range': None,
+				'bias': 'unknown',
+				'phases': [],
+				'events': [],
+				'volume_profile': {'bins': [], 'poc': None, 'vah': None, 'val': None, 'bin_count': 0},
+				'volume_confirm': {'avg_volume': 0.0, 'event_checks': {}},
+				'error': str(e),
+			}
+
 	return jsonify(result)