Deletes all 17 native codecontext tool wrappers (~2,400 lines). Code analysis now provided entirely by boocontext MCP server (discovered at startup via appendMcpTools()). Adds 9 previously missing MCP tools (get_summary, scan, get_coverage, get_schema, get_env, get_events, get_knowledge, get_wiki_index, lint_wiki) to all relevant agent tool lists. Updates AGENTS.md, guidance files.