Consider using Into<JsValue> in invoke function

[LiveDuo]

From https://www.reddit.com/r/rust/comments/1i0hcrt/comment/m72u90d/

Note that you don't need .into() everywhere if you type the arguments as impl Into<JsValue>.

Relevant code: https://github.com/LiveDuo/tinyweb/blob/master/src/rust/src/invoke.rs#L163

[LiveDuo]

More info: https://users.rust-lang.org/t/using-an-array-with-into-trait-for-enum-of-different-variants/124205/4