feat: updade workspace

docs/technical_architecture.md

@@ -79,7 +79,7 @@
 
 ```
 okr-web/
-├── backend/                    # NestJS API service
+├── apps/okr/backend/                    # NestJS API service
 │   ├── src/
 │   │   ├── main.ts             # Bootstrap, Swagger, global pipes
 │   │   ├── app.module.ts       # Root module
@@ -97,7 +97,7 @@ okr-web/
 │   ├── Dockerfile
 │   └── package.json
 │
-├── frontend/                   # React + Vite SPA
+├── apps/okr/frontend/                   # React + Vite SPA
 │   ├── src/
 │   │   ├── main.tsx            # React root
 │   │   ├── App.tsx             # Router setup + error boundary
@@ -285,7 +285,7 @@ exec "$@"
 The seed script uses `upsert` (Prisma's `createOrUpdate`) keyed on stable identifiers (email for users, slug for objectives). Running the seed twice produces no duplicates:
 
 ```typescript
-// backend/prisma/seed.ts
+// apps/okr/backend/prisma/seed.ts
 import { PrismaClient } from '@prisma/client';
 import * as bcrypt from 'bcrypt';
 
@@ -616,7 +616,7 @@ TanStack Query's `onError` global callback handles API error toasts without cras
 
 - **Unit tests:** Services tested in isolation with Prisma mocked via `jest.mock`.
 - **Integration tests:** `@nestjs/testing` spins up full NestJS app with SQLite in-memory database override.
-- Test files co-located under `backend/test/`.
+- Test files co-located under `apps/okr/backend/test/`.
 
 ### Frontend