Add core database support and enhance documentation

- Introduced `MYSQL_CORE_DATABASE` in `.env.example` and `settings.py` for core database configuration.
- Added `CoreReadOnlyRepository` for read-only access to the `jinrong_core` database.
- Updated `AGENTS.md`, `README.md`, and various documentation files to reflect new agent onboarding processes and project structure.
- Revised requirements in `requirements.txt` to include `langgraph` and `langchain-core`.
- Enhanced `FLOW.md` with local bootstrap instructions for setting up the core simulation environment.
- Added new scripts for database creation and seeding for the core simulation library.
- Improved overall documentation for clarity on project architecture and memory management.
- Updated `TODO.md` to reflect current development priorities and tasks.

docs/项目框架设计/表设计/00-架构总览.md

@@ -16,6 +16,7 @@
 | **共用底座（先建）** | MySQL **11 张** + Redis 会话/画像 + Milvus 产品库 + Neo4j | [01-mysql-共用底座.sql](./01-mysql-共用底座.sql) |
 | **各 Agent 专用（后建）** | MySQL **5 张** | [02-mysql-agent专用.sql](./02-mysql-agent专用.sql) |
 | **技术栈与版本** | 组件版本、Windows 原生部署 | [01-技术栈与版本.md](../../技术选型和版本/01-技术栈与版本.md) |
+| **业务记忆管理** | 短期/长期记忆、Redis vs SQL vs 图 vs 向量 | [业务记忆管理手册.md](../../业务记忆管理/业务记忆管理手册.md) |
 
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