Add search and RAG workspace flows

package.json

@@ -14,6 +14,7 @@
     "workflow:setup": "workflow-postgres-setup",
     "backfill:filing-metrics": "bun run scripts/backfill-filing-metrics.ts",
     "backfill:filing-statements": "bun run scripts/backfill-filing-statements.ts",
+    "backfill:search-index": "bun run scripts/backfill-search-index.ts",
     "backfill:taxonomy-snapshots": "bun run scripts/backfill-taxonomy-snapshots.ts",
     "db:generate": "bun x drizzle-kit generate",
     "db:migrate": "bun x drizzle-kit migrate",
@@ -42,6 +43,7 @@
     "react-dom": "^19.2.4",
     "recharts": "^3.7.0",
     "sonner": "^2.0.7",
+    "sqlite-vec": "^0.1.7-alpha.2",
     "workflow": "^4.1.0-beta.60",
     "zhipu-ai-provider": "^0.2.2"
   },