‼️  Section 별 수업 버전 정보를 참고해주세요.

Seciton 20 ~ Section 24

Node.js - 16.14.0
yarn - 1.22.19
axios - 0.27.2
express - 4.18.1
mongoose - 6.3.3

Seciton 27 ~ Section 38

**dependencies**

@nestjs/cli - 8.0.0
typescript - 4.3.5
typeORM - 0.2
graphql - 16.5.0
mysql2 - 2.3.3
apollo-server-express - 3.8.1
jest - 27.0.6
graphql-upload - 13.0.0
redis - 4.1.0
cachemanager - 4.1.0
cache-manager-redis-store: 2.0.0

**devDependencies**

@types/graphql-upload - 8.0.11