Following are the two rest endpoints -

1. [GET] localhost:8080

output: Hello from spring boot docker

2. [POST] localhost:8080/products

sample JSON data -

{
    "id" : 1,
    "name" : "laptop",
    "quantity" : 10
}

output: { "id" : 1, "name" : "laptop", "quantity" : 10 }

Docker command

docker run -p 8080:8080 dockerize-app