Function shuffle

shuffle<T>(arr: T[]): T[]
Randomly shuffles an array using the Fisher-Yates algorithm. Returns a new array and does not mutate the original.
Type Parameters
- T
Parameters
- arr: T[]
  The array to shuffle.
Returns T[]
A new, randomly ordered array.
Example
```
shuffle([1, 2, 3, 4, 5]) // e.g., [3, 5, 1, 4, 2]
```
- Defined in array.ts:42