chore: initial commit — existing lottoData codebase

Files:
- lottery.py (1189 lines) — DoubleColorBallGenerator core engine
- fetch_data.py (131 lines) — history data fetcher from 55128.cn
- web_executor.py (216 lines) — data fetch Web console (Flask :5000)
- app.py (505 lines) — number generation Web service (Flask :8085)
- index.html (1171 lines) — frontend SPA
- web_console.html (323 lines) — fetch console frontend
- deploy/ — systemd service + cron script + logs

BIZ-74 architecture review baseline

.gitignore

@@ -0,0 +1,7 @@
+__pycache__/
+*.pyc
+.DS_Store
+venv/
+.venv/
+LottoSpider/
+*.log