Plugin

Database tools for agents: list/query/exec/schema across SQLite/MySQL/PostgreSQL, with lexer-grade read-only protection, row caps and an approval-gated write path.

DeepSeek Harness (dsh) approval answerer backed by the agent-governance sidecar — every approval/request is decided by the deny-by-default gate, L0–L4 rules and the organizational audit chain.

DSH 多租户账户与授权插件：PostgreSQL 存储 + admin 管理 API + 每账户独立工作目录（独立插件，不改 DSH 核心）

PostgreSQL-backed durable memory for DSH agents: MCP memory tools plus a Web panel for reviewing memories and candidates.