Swap out rhai script for lua script

example/.swerve/get_user.lua

+print(1, 2)
\ No newline at end of file

example/.swerve/get_user_by_id.rhai

-fn handle(foo: f64) -> {
-	println(foo)
-	{ foo: foo, bar: 123 }
-}
\ No newline at end of file