Add BIAS_SIGNAL indicator derived from TongDaXin's 30-day bias formula.
Outputs BS_X (raw bias), BS_SMA (short signal line), BS_LMA (long signal
line) for trend direction and reversal detection via asymmetric bull/bear
logic.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Add 捉妖大师 (ZHUOYAO) indicator to the indicator registry. Outputs
ZY_LONG/ZY_MID/ZY_SHORT/ZY_TREND four lines based on 20/60/120-day
ROC with EMA smoothing for trend resonance detection.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>