* feat: seed AGENTS.md in Getting Started vault and expose via vault_context MCP tool Every new Laputa vault now gets an AGENTS.md file in its root, providing AI agents with vault structure, frontmatter conventions, and relationship semantics. The vault_context() MCP tool response is extended to include the AGENTS.md content. Design file with 2 frames showing sidebar placement and editor view. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> * style: fix rustfmt formatting in mcp.rs Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> --------- Co-authored-by: Test <test@test.com> Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>