Simple Spring Boot CRUD Example

📌 Features

240725 created, JDK 21, Spring Boot 3.3.2
- PostgreSQL
- Create an initial user
- endpoints CRUD
  - member
- API healthcheck
  - Actuator
    - http://localhost:8080/actuator/health
- Complete swagger Api info
  - Swagger
    - http://localhost:8080/swagger
  - OpenAPI
    - http://localhost:8080/openapi.json
- TDD