doc: Spec-compliant + async throws context

Documentation/pages/docs/features/graphql-over-http.mdx

@@ -2,6 +2,10 @@ import { Callout } from 'nextra-theme-docs'
 
 # GraphQL over HTTP
 
+<Callout type="info" emoji="🏅">
+Pioneer is a GraphQL over HTTP spec compliant server [implementation](https://github.com/graphql/graphql-http#servers)
+</Callout>
+
 GraphQL spec define how a GraphQL operation is supposed to be performed through HTTP. The spec specify that operations can be done through either **GET** and **POST** request. Both of these are supported by Pioneer.
 
 ## HTTP Strategy

Documentation/pages/docs/index.mdx

@@ -23,4 +23,4 @@ Subscriptions using GraphQL over WebSocket protocols such as [graphql-ws](https:
 ### 🚀 Wide range of features
 HTTP resolving strategy, extensive context building, [AsyncEventStream](https://swiftpackageindex.com/d-exclaimation/pioneer/documentation/pioneer/asynceventstream) and [PubSub](https://swiftpackageindex.com/d-exclaimation/pioneer/documentation/pioneer/pubsub)
 ### 🏅 Spec-compliant
-Pioneer is compliant with the [GraphQL over HTTP spec](https://github.com/d-exclaimation/graphql-http/blob/with-pioneer/implementations/pioneer-swift/README.md)
+Pioneer is compliant with the [GraphQL over HTTP spec](https://github.com/graphql/graphql-http#servers)

Documentation/pages/docs/web-frameworks/vapor.mdx

@@ -35,6 +35,7 @@ Pioneer provide a similar solution to `@apollo/server/express4` for building con
 This request and response will be request-specific / different for each GraphQL HTTP request.
 </Callout>
 
+
 ```swift {16-18} showLineNumbers copy
 import Pioneer
 import Vapor
@@ -58,6 +59,26 @@ app.middleware.use(
 )
 ```
 
+<Callout type="info">
+Context builder can be asynchronous and/or throwing.
+
+If the context builder throws, it will prevent the operation from being executed
+
+```swift {4-6} showLineNumbers copy
+app.middleware.use(
+    server.vaporMiddleware(
+        context: { req, _ async throws in
+            guard let user = await auth(req) else {
+                throw Abort(.badRequest) // Response status code of 400
+            }
+            return Context(req: req)
+        }
+    )
+)
+```
+
+</Callout>
+
 #### Request (HTTP)
 
 The request given is directly from [Vapor](https://github.com/vapor/vapor), so you can use any method you would use in a regular [Vapor](https://github.com/vapor/vapor) application to get any values from it.

README.md

@@ -6,7 +6,7 @@
 [![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2Fd-exclaimation%2Fpioneer%2Fbadge%3Ftype%3Dplatforms&style=flat-square)](https://swiftpackageindex.com/d-exclaimation/pioneer)
 [![Build Status](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Factions-badge.atrox.dev%2Fd-exclaimation%2Fpioneer%2Fbadge%3Fref%3Dmain&style=flat-square)](https://actions-badge.atrox.dev/d-exclaimation/pioneer/goto?ref=main)
 
-Pioneer is an open-source, [spec-compliant](https://github.com/d-exclaimation/graphql-http/blob/with-pioneer/implementations/pioneer-swift/README.md) GraphQL server that's compatible with any GraphQL schema built with [GraphQLSwift/GraphQL](https://github.com/GraphQLSwift/GraphQL). 
+Pioneer is an open-source, [spec-compliant](https://github.com/graphql/graphql-http#servers) GraphQL server that's compatible with any GraphQL schema built with [GraphQLSwift/GraphQL](https://github.com/GraphQLSwift/GraphQL). 
 
 ## Setup