token-saving 2

MCP lazy-loading, dynamic tool-loading, and Tool Router plugin for DeepSeek Harness with fail-open schema progressive disclosure: hide compatible MCP tool schemas until routed to reduce context bloat and save tokens, while explicit lazy connections stay w

DSH 全局经验插件（骨架）：自动探测本地依赖/便捷路径/网络/磁盘并沉淀为跨会话环境档案，订阅 session/event 折叠每会话统计，把低开销摘要注入每轮系统提示，env_profile 工具按需查全量——减少重复探测、加快会话、降低 token 消耗。