multiple fullstack nits/cleanups before release (#4852)

* feat: `:arg` syntax for serverfn

* add better decode/encode verify message

* allow catch-all query args

* add rebind

* implement websocket frames for `Streaming`

* fix lazy init

* wip... serverfnstate

* wip...

* wip: serverfns require Send/Sync, let's fix that

* wip...

* small cleanup

* fix hang by actually spawning the tokio task

* clippy

* fix parameter catchall binding

* fix lychee

* doc tests

packages/fullstack-core/src/lib.rs

@@ -25,6 +25,3 @@ pub use error::*;
 
 pub mod httperror;
 pub use httperror::*;
-
-#[derive(Clone, Default)]
-pub struct DioxusServerState {}