cd basics/basics
cargo run
# Started http server: 127.0.0.1:8080- http://localhost:8080/async-body/bob
- http://localhost:8080/user/bob/ text/plain download
- http://localhost:8080/test (return status switch GET or POST or other)
- http://localhost:8080/favicon
- http://localhost:8080/welcome
- http://localhost:8080/notexit display 404 page
- http://localhost:8080/error Panic after request