analyst-skill-v7-trading-signal-engine-upgrade-pattern

Fundamental/sentiment analysis skills can be extended with a tactical Trading Signal Engine by adding a new workflow phase embedding EMA crossover, ADX gate, choppiness filter, RVOL confirmation, and ATR-adaptive 6-tier TP ladder. Analyst v7.0 added Phase 19 (Scanner + Signal Engine) to the existing 18-phase framework without breaking backward compatibility across 8 files and ~3,475 lines.