feat: 累积功能变更 — 聊天集成、租户管理、小程序更新、ETL 增强、迁移脚本

包含多个会话的累积代码变更：
- backend: AI 聊天服务、触发器调度、认证增强、WebSocket、调度器最小间隔
- admin-web: ETL 状态页、任务管理、调度配置、登录优化
- miniprogram: 看板页面、聊天集成、UI 组件、导航更新
- etl: DWS 新任务（finance_area_daily/board_cache）、连接器增强
- tenant-admin: 项目初始化
- db: 19 个迁移脚本（etl_feiqiu 11 + zqyy_app 8）
- packages/shared: 枚举和工具函数更新
- tools: 数据库工具、报表生成、健康检查
- docs: PRD/架构/部署/合约文档更新

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/etl/connectors/feiqiu/.env

@@ -26,7 +26,7 @@ SCHEMA_ETL=meta
 # API 配置（上游 SaaS API）
 # ------------------------------------------------------------------------------
 API_BASE=https://pc.ficoo.vip/apiprod/admin/v1/
-API_TOKEN=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJjbGllbnQtdHlwZSI6IjQiLCJ1c2VyLXR5cGUiOiIxIiwiaHR0cDovL3NjaGVtYXMubWljcm9zb2Z0LmNvbS93cy8yMDA4LzA2L2lkZW50aXR5L2NsYWltcy9yb2xlIjoiMTIiLCJyb2xlLWlkIjoiMTIiLCJ0ZW5hbnQtaWQiOiIyNzkwNjgzMTYwNzA5OTU3Iiwibmlja25hbWUiOiLnp5_miLfnrqHnkIblkZjvvJrmganmgakxIiwic2l0ZS1pZCI6IjAiLCJtb2JpbGUiOiIxMzgxMDUwMjMwNCIsInNpZCI6IjI5NTA0ODk2NTgzOTU4NDUiLCJzdGFmZi1pZCI6IjMwMDk5MTg2OTE1NTkwNDUiLCJvcmctaWQiOiIwIiwicm9sZS10eXBlIjoiMyIsInJlZnJlc2hUb2tlbiI6InhZbFozZDN1ekR3cnpkaFNUeVpFYnJVQUc5ZEtrZDVrK1FUWEd0Ym9LQkU9IiwicmVmcmVzaEV4cGlyeVRpbWUiOiIyMDI2LzMvMjYg5LiK5Y2IMTozMTo1MCIsIm5lZWRDaGVja1Rva2VuIjoiZmFsc2UiLCJleHAiOjE3NzQ0NTk5MTAsImlzcyI6InRlc3QiLCJhdWQiOiJVc2VyIn0.yNtsQIIQPVoFkjPUHWVsi9nRGc_lSgFGerxOfJSDOcc
+API_TOKEN=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJjbGllbnQtdHlwZSI6IjQiLCJ1c2VyLXR5cGUiOiIxIiwiaHR0cDovL3NjaGVtYXMubWljcm9zb2Z0LmNvbS93cy8yMDA4LzA2L2lkZW50aXR5L2NsYWltcy9yb2xlIjoiMTIiLCJyb2xlLWlkIjoiMTIiLCJ0ZW5hbnQtaWQiOiIyNzkwNjgzMTYwNzA5OTU3Iiwibmlja25hbWUiOiLnp5_miLfnrqHnkIblkZjvvJrmganmgakxIiwic2l0ZS1pZCI6IjAiLCJtb2JpbGUiOiIxMzgxMDUwMjMwNCIsInNpZCI6IjI5NTA0ODk2NTgzOTU4NDUiLCJzdGFmZi1pZCI6IjMwMDk5MTg2OTE1NTkwNDUiLCJvcmctaWQiOiIwIiwicm9sZS10eXBlIjoiMyIsInJlZnJlc2hUb2tlbiI6IkZJUUxIWWJLSFl5QktJQlVuLzZuQVdINitqOEpLbGNHN1NScDFFaFNuMEE9IiwicmVmcmVzaEV4cGlyeVRpbWUiOiIyMDI2LzQvNyDkuIrljYg0OjU2OjA4IiwibmVlZENoZWNrVG9rZW4iOiJmYWxzZSIsImV4cCI6MTc3NTUwODk2OCwiaXNzIjoidGVzdCIsImF1ZCI6IlVzZXIifQ.fc92FpZrLBkV9tD9sNPCvMvgNePh5Y7T6g5FLx8N16A
 API_TIMEOUT=20
 API_PAGE_SIZE=200
 API_RETRY_MAX=3
@@ -174,7 +174,7 @@ DWD_FACT_UPSERT=true
 # 任务列表配置
 # ------------------------------------------------------------------------------
 RUN_TASKS=PRODUCTS,TABLES,MEMBERS,ASSISTANTS,PACKAGES_DEF,ORDERS,PAYMENTS,REFUNDS,COUPON_USAGE,INVENTORY_CHANGE,TOPUPS,TABLE_DISCOUNT,LEDGER
-INDEX_LOOKBACK_DAYS=60
+INDEX_LOOKBACK_DAYS=90
 
 # ------------------------------------------------------------------------------
 # DWS 月度/薪资配置（defaults.py → dws.*）