Fullstack Explore

Read-only knowledge exploration across a multi-repo fullstack workspace — answer architecture questions, locate implementations, explain cross-repo relationships, and recommend next steps. No branches, no commits, no file modifications. Information is gathered in order of token efficiency: workspace documents (human summaries) → graphify knowledge graphs (structured queries) → direct file reading (raw code). Trigger: "fullstack explore", "fullstack query", "全栈探索", "全栈查询", "工作区查询", "workspace query"; ALSO when the user asks discovery questions inside a fullstack workspace — "what does this workspace do", "这个工作区是做什么的", "which repo handles X", "哪个仓库负责X", "explain the archite…