feat: implement P0 PI attribution, P2 FTS expansion, and combined extraction

feat: add rka_list_clusters, enhance research map and cluster GET

fix: null out unresolvable FK references during knowledge pack import

docs: document new Brain-driven claim/cluster MCP tools

chore: update uv.lock

feat: add Brain-driven claim/cluster creation MCP tools

docs: add v2.0 User Manual, archive old design docs

chore: bump version to 2.0.1

fix: knowledge graph dark mode — node text and backgrounds now visible

feat: web dashboard UI enhancements — markdown rendering, expandable missions, interactive research map

feat: v2.0 maintenance manifest, remove LLM enrichment pipeline, fix entity_link types

fix: correct knowledge-pack import for multi-column self-refs and missing ID mappings

newest rka development knowledge context

fix: remove auto-degrading verbosity, add rka_get for full content

feat: add example project and link docs to wiki