feat: add video details response model

- add paginator, impl for playlist items
- small model refactor
- add ignore_any deserializer
- removed unnecessary clones in response mapping

src/lib.rs

@@ -12,6 +12,7 @@ mod util;
 pub mod cache;
 pub mod client;
 pub mod download;
+pub mod error;
 pub mod model;
 pub mod report;
 pub mod timeago;