codify "platform" into resolution logic, server-fn/fullstack overhaul (#4596)

overhaul dioxus fullstack using a new implementation of server_fn

This PR is a complete rewrite of dioxus fullstack designed to improve compatibility with axum and to fix a number of compilation errors based on feature flag unification plumbing through macros.

packages/core/src/lib.rs

@@ -41,6 +41,14 @@ pub mod internal {
         TemplateGlobalKey,
     };
 
+    #[allow(non_snake_case)]
+    #[doc(hidden)]
+    pub fn Err<T, E>(e: E) -> Result<T, E> {
+        std::result::Result::Err(e)
+    }
+
+    pub use anyhow::__anyhow;
+
     #[doc(hidden)]
     pub use generational_box;
 }
@@ -67,6 +75,11 @@ pub(crate) mod innerlude {
     pub use crate::tasks::*;
     pub use crate::virtual_dom::*;
 
+    pub use anyhow::anyhow;
+    pub use anyhow::Context as AnyhowContext;
+    pub use anyhow::Error;
+    pub use anyhow::Result;
+
     /// An [`Element`] is a possibly-none [`VNode`] created by calling `render` on [`ScopeId`] or [`ScopeState`].
     ///
     /// An Errored [`Element`] will propagate the error to the nearest error boundary.
@@ -77,21 +90,22 @@ pub(crate) mod innerlude {
 }
 
 pub use crate::innerlude::{
-    consume_context, consume_context_from_scope, current_owner, current_scope_id, fc_to_builder,
-    force_all_dirty, generation, has_context, needs_update, needs_update_any, parent_scope,
-    provide_context, provide_create_error_boundary, provide_root_context, queue_effect,
-    remove_future, schedule_update, schedule_update_any, spawn, spawn_forever, spawn_isomorphic,
-    suspend, suspense_context, throw_error, try_consume_context, use_after_render,
-    use_before_render, use_drop, use_error_boundary_provider, use_hook, use_hook_with_cleanup,
-    vdom_is_rendering, with_owner, AnyValue, Attribute, AttributeValue, Callback, CapturedError,
-    Component, ComponentFunction, Context, DynamicNode, Element, ElementId, ErrorBoundary,
-    ErrorContext, Event, EventHandler, Fragment, HasAttributes, IntoAttributeValue, IntoDynNode,
-    LaunchConfig, ListenerCallback, MarkerWrapper, Mutation, Mutations, NoOpMutations, Ok,
+    anyhow, consume_context, consume_context_from_scope, current_owner, current_scope_id,
+    fc_to_builder, force_all_dirty, generation, has_context, needs_update, needs_update_any,
+    parent_scope, provide_context, provide_create_error_boundary, provide_root_context,
+    queue_effect, remove_future, schedule_update, schedule_update_any, spawn, spawn_forever,
+    spawn_isomorphic, suspend, suspense_context, throw_error, try_consume_context,
+    use_after_render, use_before_render, use_drop, use_hook, use_hook_with_cleanup,
+    vdom_is_rendering, with_owner, AnyValue, AnyhowContext, Attribute, AttributeValue, Callback,
+    CapturedError, Component, ComponentFunction, DynamicNode, Element, ElementId, Error,
+    ErrorBoundary, ErrorContext, Event, EventHandler, Fragment, HasAttributes, IntoAttributeValue,
+    IntoDynNode, LaunchConfig, ListenerCallback, MarkerWrapper, Mutation, Mutations, NoOpMutations,
     OptionStringFromMarker, Properties, ReactiveContext, RenderError, Result, Runtime,
     RuntimeGuard, ScopeId, ScopeState, SpawnIfAsync, SubscriberList, Subscribers, SuperFrom,
-    SuperInto, SuspendedFuture, SuspenseBoundary, SuspenseBoundaryProps, SuspenseContext,
-    SuspenseExtension, Task, Template, TemplateAttribute, TemplateNode, VComponent, VNode,
-    VNodeInner, VPlaceholder, VText, VirtualDom, WriteMutations,
+    SuperInto, SuspendedFuture, SuspenseBoundary, SuspenseBoundaryProps, SuspenseContext, Task,
+    Template, TemplateAttribute, TemplateNode, VComponent, VNode, VNodeInner, VPlaceholder, VText,
+    VirtualDom, WriteMutations,
 };
 
+pub use anyhow::Ok;
 pub use const_format;