Struct ConfigCopy item path

use ureq::Agent;
use std::time::Duration;

let config = Agent::config_builder()
    .timeout_global(Some(Duration::from_secs(10)))
    .https_only(true)
    .build();

let agent = Agent::new_with_config(config);

use ureq::Agent;

let agent: Agent = Agent::config_builder()
    .https_only(false)
    .build()
    .into();

let response = agent.get("http://httpbin.org/get")
    .config()
    // override agent level setting for this request
    .https_only(true)
    .build()
    .call();

use ureq::Agent;

let agent: Agent = Agent::config_builder()
    .https_only(false)
    .build()
    .into();

let request = http::Request::get("http://httpbin.org/get")
    .body(()).unwrap();

let request = agent.configure_request(request)
    // override agent level setting for this request
    .https_only(true)
    .build();

let response = agent.run(request);