- @mcpedia/embeddings: OpenRouter provider (9router /v1, encoding_format float), chunkText + embedChunks; EMBED_DIM=2048 - document_chunks table (real[] embedding) — pgvector NOT available on shared imrnes Postgres, so cosine is computed in-app (KB-scale fine); pgvector deferred - indexer: chunk + embed + upsert per document - @mcpedia/search: semanticSearch (cosine) + hybridSearch (FTS+cosine RRF) - apps/api: Hono + tRPC v11 (6 procedures), serve on :4020 - MCP: semantic_search + hybrid_search tools (6 total) - web: keyword/hybrid toggle; .env.example + README + PHASES updated
48 lines
3.0 KiB
Markdown
48 lines
3.0 KiB
Markdown
# MCPedia — Phase Status
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Legend: ✅ built · 🟡 partial · ⬜ deferred
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## Phase 1 — MVP (✅ DONE)
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| Capability | Status | Notes |
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| --------------------- | ------ | ----- |
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| Monorepo (bun + Turbo)| ✅ | apps/{web,mcp}, packages/{types,config,db,parser,search,core}, scripts |
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| Content as Markdown | ✅ | `content/{docs,writeups,research,notes}/`, Git-tracked |
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| Frontmatter parsing | ✅ | `@mcpedia/parser` (gray-matter) |
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| Postgres metadata | ✅ | `@mcpedia/db` Drizzle, `documents` table |
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| Postgres FTS | ✅ | weighted `tsvector` (title A / body B), GIN index, `ts_rank`+`ts_headline` |
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| Core services | ✅ | Document / Content / Search — single business-logic layer |
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| Indexer | ✅ | `scripts/indexer.ts` walks content/ → upserts |
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| Web UI (Next 16) | ✅ | home (list), doc view (SSG), search (dynamic). react-markdown render |
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| MCP server (stdio) | ✅ | 4 tools; in-memory smoke test passing |
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| Hybrid/semantic search| ⬜ | Phase 2 |
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## Phase 2 — Semantic + API
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- [x] `packages/embeddings` — `EmbeddingProvider` interface + OpenRouter provider (via 9router `/v1`, `encoding_format:"float"`); `chunkText` + `embedChunks` batcher. `EMBED_DIM=2048` discovered live.
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- [x] Schema `document_chunks` (id, document_id→documents.id cascade, slug, chunk_index, content, `embedding real[]`). Stored as `real[]` because pgvector **is not installed** on the shared imrnes Postgres (installing needs host-level apt — deferred). Cosine computed in-app; instant for a KB-sized corpus.
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- [x] `scripts/indexer.ts` — chunks + embeds + upserts (per-doc replace).
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- [x] `@mcpedia/search` — `semanticSearch` (cosine) + `hybridSearch` (FTS + cosine, RRF fusion). `keywordSearch` unchanged.
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- [x] `apps/api` — Hono + tRPC v11 (`@trpc/server` fetch adapter, `@hono/node-server` on :4020): `search`, `semanticSearch`, `hybridSearch`, `getDocument`, `listDocuments`, `related`.
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- [x] MCP server — added `semantic_search` + `hybrid_search` tools (6 total).
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- [x] Web search — keyword/hybrid toggle (`?mode=hybrid`), hybrid reaches semantically-related docs keyword misses.
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## Phase 3 — Async + Scale
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- [ ] Redis + BullMQ background indexing / embedding workers
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- [ ] Git synchronization hook (auto-reindex on push)
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- [ ] Document revision system (`document_revisions`)
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- [ ] MCP Resources (`mcpedia://docs/...`) in addition to tools
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## Phase 4 — Scale-out (only if needed)
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- [ ] Dedicated search engine (OpenSearch/Elasticsearch) — YAGNI until FTS is insufficient
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- [ ] Object storage for assets
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- [ ] Advanced ranking, distributed workers, observability, multi-tenant
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## Decisions locked (from initial planning)
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- **Tooling:** bun workspaces + Turborepo (repo already used bun; pnpm rejected to minimize churn).
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- **DB:** imrnes Postgres `100.121.180.82:6432/mcpedia` for both dev and deploy; driver `prepare:false` (PgBouncer). Docker Compose reserved for future prod.
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- **Phase 1 scope:** Core + Web + MCP only. tRPC/Hono API, pgvector, auth, BullMQ deferred (YAGNI).
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