v0.2.3 — CLI-first OSS engine

The current public release of @useremember/core.\n\n- CLI-first local retrieval: init, index, search, list, get, tools, capabilities, dev, and start\n- Stable JSON output and agent discovery through the CLI and HTTP API\n- Local hybrid search over Markdown: SQLite FTS5 + sqlite-vec + RRF\n- CLI + HTTP API only; the browser UI is not part of the OSS package\n- Includes the deterministic retrieval benchmark and CI gate\n\nInstall: npx @useremember/core init my-wiki