Install docker desktop

run in cmd:

docker run --name postgres-horses -e POSTGRES_DB=horses -e POSTGRES_USER=admin -e POSTGRES_PASSWORD=password -p 5432:5432 -d postgres

run docker container

run project

test connection: http://localhost:8080/api/hello

post to register: http://localhost:8080/api/register

{

"username": "userlogin",
"password": "hashedpassword"

}