Implement Into<CaptureError> for the default server function error type (#4205)

* implement Into<CaptureError> for the server function error type

* document the server function error type

* fix tests

packages/fullstack/src/lib.rs

@@ -1,12 +1,14 @@
 #![doc = include_str!("../README.md")]
 #![doc(html_logo_url = "https://avatars.githubusercontent.com/u/79236386")]
 #![doc(html_favicon_url = "https://avatars.githubusercontent.com/u/79236386")]
-#![deny(missing_docs)]
+#![warn(missing_docs)]
 #![cfg_attr(docsrs, feature(doc_cfg))]
 
 #[cfg(all(feature = "web", feature = "document"))]
 mod web;
 
+mod error;
+
 #[cfg(all(feature = "web", feature = "document"))]
 pub use web::FullstackWebDocument;
 
@@ -19,8 +21,9 @@ pub use dioxus_fullstack_hooks::history::FullstackHistory;
 pub mod prelude {
     pub use dioxus_fullstack_hooks::prelude::*;
 
+    pub use crate::error::{ServerFnError, ServerFnResult};
     pub use dioxus_server_macro::*;
-    pub use server_fn::{self, ServerFn as _, ServerFnError};
+    pub use server_fn::{self, ServerFn as _};
 
     #[cfg(feature = "server")]
     pub use dioxus_server::prelude::*;