feat(mcpedia): Phase 1 MVP — monorepo, Core, Web UI, MCP server, Postgres FTS

- bun workspaces + Turborepo monorepo (apps/web, apps/mcp; packages/*, scripts)
- @mcpedia/core single business-logic layer (Document/Content/Search services)
- @mcpedia/db Drizzle schema: documents + weighted tsvector (GIN) for FTS
- @mcpedia/parser frontmatter, @mcpedia/search Postgres FTS (ts_rank+ts_headline)
- Next.js 16 Web UI (home/doc SSG, search dynamic) + react-markdown render
- MCP server (stdio) with 4 tools + in-memory smoke test
- scripts/indexer walks content/ -> upserts into Postgres
- 4 seed docs; README + PHASES status

packages/types/src/index.ts

@@ -0,0 +1,27 @@
+export type DocSection = "docs" | "writeups" | "research" | "notes";
+export type DocType = "documentation" | "writeup" | "research" | "note";
+export type DocStatus = "published" | "draft";
+
+export interface DocumentMeta {
+  id: string; // slug
+  slug: string;
+  title: string;
+  type: DocType;
+  section: DocSection;
+  status: DocStatus;
+  author: string;
+  tags: string[];
+  path: string; // relative path under content/
+  createdAt: string; // ISO
+  updatedAt: string; // ISO
+}
+
+export interface Document extends DocumentMeta {
+  body: string; // raw markdown (read from disk or stored)
+}
+
+export interface SearchHit {
+  doc: DocumentMeta;
+  rank: number;
+  snippet: string;
+}