ref - https://doc.rust-lang.org/book/ch07-00-managing-growing-projects-with-packages-crates-and-modules.html

cargo add module_name

Cargo.toml

[package]
name = "rust"
version = "0.1.0"
edition = "2021"

[dependencies]
reqwest = "0.12.12"

Features in external crates

You can optionally get some features of an external crate if you dont need the full crate/need some extra features when installing the crate.

[dependencies]
reqwest = { version = "0.12.12", features = ["json"], }
serde = { version = "0.12.12", features = ["derive"] }

Try some packages locally

1. chrono
2. dotenv
3. uuid
4. tui
5. thiserror
6. sqlx

chrono

Chrono lets you do data and time in rust

https://docs.rs/chrono/latest/chrono

use chrono::{Local, Utc};

fn main() {
    let utc_time = Utc::now();
    let local_time = Local::now();
    println!("local time is {}", utc_time);
    println!("native time is {}", local_time);
}