curl --header "Content-Type: application/json" \
--request POST \
--data '{"name":"John Doe","age":30}' \
http://localhost:3000/people
curl http://localhost:3000/people
curl \
-X PUT http://localhost:3000/people/1 \
-H 'Content-Type: application/json' \
-d '{"name": "John Doe", "age": 30}'
curl -X DELETE http://localhost:3000/people/1