Interact with defi

in src/main.rs:

src/main.rs

use kilnfi_connect_rs::Kiln;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    let api_token: String = std::env::var("KILN_API_TOKEN")
        .expect("KILN_API_TOKEN is not set in the environment. It is required.");

    let kiln: Kiln = Kiln::builder()
        .api_token(api_token)
        // no trailing slash, or else it will break
        .base_url("https://api.kiln.fi/v1")
        .seal()
        .build()
        .unwrap();

    let _data = kiln.defi().get_network_stats();

    Ok(())
}