chore: baseline — ORM migration + systemd deploy + MCP server + daily check

- ORM migration: models/ops 重构
- deploy: 标准化 systemd timer/service 部署体系
- MCP server: 5 个只读工具(任务/状态/数据集)
- daily check: 数据一致性巡检
- watch: task_watch 后台监控
- kline_daily: 麦蕊优先,时间门禁15:00
- 删除: task_industry_sector, task_sector_features

deploy/systemd/units/market-sync-mcp.service

@@ -0,0 +1,22 @@
+[Unit]
+Description=market_sync MCP Server — Model Context Protocol for sync data
+Documentation=file:///home/gao/Development/quant_home/market_sync/app/mcp_server.py
+After=network-online.target postgres-container.service
+Wants=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=/home/gao/Development/quant_home/market_sync
+User=gao
+Group=gao
+ExecStart=/home/gao/Development/quant_home/market_sync/.venv/bin/python -m app.mcp_server --sse --host 127.0.0.1 --port 8101
+Restart=on-failure
+RestartSec=5
+TimeoutStartSec=30
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=market-sync-mcp
+Environment=PYTHONUNBUFFERED=1
+
+[Install]
+WantedBy=multi-user.target