Import 9 alphaear finance skills

- alphaear-deepear-lite: DeepEar Lite API integration
- alphaear-logic-visualizer: Draw.io XML finance diagrams
- alphaear-news: Real-time finance news (10+ sources)
- alphaear-predictor: Kronos time-series forecasting
- alphaear-reporter: Professional financial reports
- alphaear-search: Web search + local RAG
- alphaear-sentiment: FinBERT/LLM sentiment analysis
- alphaear-signal-tracker: Signal evolution tracking
- alphaear-stock: A-Share/HK/US stock data

Updates:
- All scripts updated to use universal .env path
- Added JINA_API_KEY, LLM_*, DEEPSEEK_API_KEY to .env.example
- Updated load_dotenv() to use ~/.config/opencode/.env

skills/alphaear-news/SKILL.md

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+---
+name: alphaear-news
+description: Fetch hot finance news, unified trends, and prediction financial market data. Use when the user needs real-time financial news, trend reports from multiple finance sources (Weibo, Zhihu, WallstreetCN, etc.), or Polymarket finance market prediction data.
+---
+
+# AlphaEar News Skill
+
+## Overview
+
+Fetch real-time hot news, generate unified trend reports, and retrieve Polymarket prediction data.
+
+## Capabilities
+
+### 1. Fetch Hot News & Trends
+
+Use `scripts/news_tools.py` via `NewsNowTools`.
+
+-   **Fetch News**: `fetch_hot_news(source_id, count)`
+    -   See [sources.md](references/sources.md) for valid `source_id`s (e.g., `cls`, `weibo`).
+-   **Unified Report**: `get_unified_trends(sources)`
+    -   Aggregates top news from multiple sources.
+
+### 2. Fetch Prediction Markets
+
+Use `scripts/news_tools.py` via `PolymarketTools`.
+
+-   **Market Summary**: `get_market_summary(limit)`
+    -   Returns a formatted report of active prediction markets.
+
+## Dependencies
+
+-   `requests`, `loguru`
+-   `scripts/database_manager.py` (Local DB)