A minimal RESTful API for managing authors and books using NestJS, TypeORM, and PostgreSQL.

• CRUD operations for Authors and Books
• Data validation using DTOs (class-validator)
• Global error handling
• PostgreSQL or SQLite support
• E2E and unit testing using Jest & Supertest

git clone https://github.com/your-user/bookstore.git
cd bookstore
pnpm install

cp .env.example .env
cp .env.test.example .env.test

Fill in your DB credentials in both files.

src/
  ├── app.module.ts
  ├── database/
  └── modules/
      ├── author/
      └── book/

test/
  ├── app.e2e-spec.ts
  ├── author/
  │   └── author.e2e-spec.ts
  └── book/
      └── book.e2e-spec.ts

• POST /authors
• GET /authors
• GET /authors/:id
• PATCH /authors/:id
• DELETE /authors/:id

• POST /books
• GET /books
• GET /books/:id
• PATCH /books/:id
• DELETE /books/:id

pnpm test:e2e

Make sure .env.test is properly configured.