• Spring Boot 2 With CURD, Postgres SQL, JPA, and Tools Lombok here
• Spring Boot JWT here

1. Maven 3.xx
2. Java 8
3. Spring Boot 2
4. Postgres SQL
5. Postman or similar tools

1. Clone repository github.com
2. Change connection to database in file application.properties
3. Running application in command mvn spring-boot:run
4. Ready to call API

1. POST posting
   curl --location 'http://localhost:8080/api/postings'
   --header 'Content-Type: application/json'
   --data '{ "tittle": "Second Posting", "description": "Second Description" }'
2. GET all posting
   curl --location 'http://localhost:8080/api/postings'
3. GET posting by id
   curl --location 'http://localhost:8080/api/postings/1'
4. PUT posting by id
   curl --location --request PUT 'http://localhost:8080/api/postings/2'
   --header 'Content-Type: application/json'
   --data '{ "tittle": "Second Posting 2", "description": "Second Description 2", "published": true }'
5. GET posting published curl --location 'http://localhost:8080/api/postings/published'
6. DELETE posting by id
   curl --location --request DELETE 'http://localhost:8080/api/postings/2'
7. DELETE all posting
   curl --location --request DELETE 'http://localhost:8080/api/postings'

Reference: https://www.bezkoder.com/spring-boot-postgresql-example/