letter2026
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Published Tools
2 MCP Servers3 Skillsacross 3 categoriesletter2026
Tool search & slimming for DeepSeek Harness: Hermes-style progressive disclosure — search, describe, and call long-tail tools on demand while keeping core tools eager
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Two-level model circuit breaker with failover for DeepSeek Harness: trip a model or a whole provider after repeated request failures and route the next request to a configured fallback
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Complete Git worktree support for DeepSeek Harness: task-scoped isolated worktrees with per-repo manifests, workspace registration, bring-back to main, direct commit, and durable state. Reference: Qoder / Codex / Claude Code worktrees.
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Replace dsh's built-in web search with search MCP servers (Tavily / Brave / Exa / Perplexity / DuckDuckGo / custom). The plugin's Config row is rendered by dsh's auto-generated settings page, so server lists and keys live in the profile config; when enabl
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只读数据库 MCP 服务器（PostgreSQL / MySQL / SQLite）：只提供查询与结构查看，写操作被 SQL 守卫、只读事务、只读连接三层拦截。