Struct Builder Copy item path

use tyche::Dice;

let dice = Dice::builder().count(2).sides(6).build();
assert_eq!(dice, Dice::new(2, 6));

use tyche::dice::{Dice, Modifier};

let dice = Dice::builder().count(6).sides(8).explode(None, true).build();
assert_eq!(
	dice,
	Dice {
		count: 6,
		sides: 8,
		modifiers: vec![Modifier::Explode {
			cond: None,
			recurse: true,
		}],
	},
);

use tyche::dice::{modifier::{Condition, Modifier}, Dice};

let dice = Dice::builder()
	.count(6)
	.sides(8)
	.reroll(Condition::Eq(1), false)
	.keep_high(4)
	.build();
assert_eq!(
	dice,
	Dice {
		count: 6,
		sides: 8,
		modifiers: vec![
			Modifier::Reroll {
				cond: Condition::Eq(1),
				recurse: false
			},
			Modifier::KeepHigh(4),
		],
	},
);