v1.1.0 - Wall Street Skill advisor

Highlights

• Added stock_advisor.py for Wall Street Skill综合股票分析，支持文本和JSON输出。
• Added WSS research/cache pipeline for research quality, market risk, bubble state, earnings and IV risk gates.
• Added short / medium / long advice, entry_triggers, blocked_by, invalidation, support and resistance zones.
• Added resilient data fallback: westock-data -> Tencent K line -> Yahoo chart JSON -> yfinance.
• Added WSS methodology summaries for MACD, RSI, BOLL, Vegas, Ichimoku, OBV, AVWAP, FRVP and Fib/structure signals.
• Added unit coverage for advisor decisions, cache refresh, data fallbacks, CLI output and WSS methodology interpretation.

Verification

• /opt/homebrew/bin/python3 -m unittest discover -v
• 32 tests passed