feat: 新增智电改造线路台账功能（ICC拉取同步）

- 数据库：新增迁移脚本20261011_icc_line_ledger.sql（electric_line/line_room/icc_sync_log三表、菜单61、role_menu(1,61)、定时任务icc_line_sync），同步db_seed.sql
- 后端：新增ElectricLine/IccSyncLog实体、查询DTO、线路台账服务与ICC拉取同步服务、/api/electric-lines控制器，接入RBAC（device:list）与定时任务
- 前端：新增智电改造线路台账页面及路由，API封装electricLineApi
- ICC同步采用本系统主动拉取模式，失败仅记日志不抛错，接口统一code/message/data格式兼容APP

server/src/middleware/rbac.middleware.ts

@@ -28,6 +28,7 @@ const PERMISSION_MAP: Record<string, string> = {
 	"/api/customer-circuits": "customer:topology",
 	"/api/customer-equipments": "device:list",
 	"/api/smart-devices": "device:model",
+	"/api/electric-lines": "device:list",
 	"/api/survey-orders": "project:survey",
 	"/api/project-plans": "project:plan",
 	"/api/contracts": "project:contract",