# SDLC 03 — Implementation

## Code in this workspace

| Path | Purpose |
|------|---------|
| [../../model/](../../model/) | Learning model modules |
| [../../scripts/build-vectors.mjs](../../scripts/build-vectors.mjs) | Build vector learning data |
| [../../scripts/query-vectors.mjs](../../scripts/query-vectors.mjs) | Query vectors |
| [../../sql/009_rag_chunks.sql](../../sql/009_rag_chunks.sql) | Optional DB schema |

## App promotion path (later)

Copy/adapt into:

```
src/lib/rag/
src/app/api/rag/query/route.ts
src/app/api/rag/reindex/route.ts
```

Per [docs/architecture/01-NEXTJS-APP-STRUCTURE.md](../../docs/architecture/01-NEXTJS-APP-STRUCTURE.md).

## Roadmap

[docs/architecture/03-IMPLEMENTATION-ROADMAP.md](../../docs/architecture/03-IMPLEMENTATION-ROADMAP.md)