fix(serverless): revert breaking change from v3.47.0 (#674)

Author: Gabrola

.changeset/serious-fans-run.md

@@ -0,0 +1,5 @@
+---
+'@ts-rest/serverless': minor
+---
+
+Revert breaking change from v3.47.0. Order of generics on `tsr.router` and `tsr.route` have been reverted. `tsr.routerWithMiddleware` has been introduced so the contract does need to be passed twice.

apps/docs/docs/serverless/routers.md

@@ -34,9 +34,9 @@ To get around this, you can manually add back the extended part in the generics
 import { tsr } from '@ts-rest/serverless/aws';
 import { contract } from './contract';
 
-export const postsRouter = tsr.router<
+export const postsRouter = tsr.routerWithMiddleware(contract)<
   { userId: string } // <-- Add the extended part here. This will be visible in request.userId
->(contract, { ... });
+>({ ... });
 ```
 ## Context Object
 

libs/ts-rest/serverless/src/lib/types.ts

@@ -156,8 +156,8 @@ export type ServerlessHandlerOptions<
 
 export const createTsr = <TPlatformContext = {}>() => ({
   router: <
+    T extends AppRouter,
     TRequestExtension = {},
-    T extends AppRouter = AppRouter,
     TRouter extends RouterImplementation<
       T,
       TPlatformContext,
@@ -167,12 +167,25 @@ export const createTsr = <TPlatformContext = {}>() => ({
     contract: T,
     router: TRouter,
   ) => router,
-  routerBuilder: <T extends AppRouter = AppRouter>(contract: T) => {
+  routerWithMiddleware:
+    <T extends AppRouter>(contract: T) =>
+    <
+      TRequestExtension,
+      TRouter extends RouterImplementation<
+        T,
+        TPlatformContext,
+        TRequestExtension
+      > = RouterImplementation<T, TPlatformContext, TRequestExtension>,
+    >(
+      router: TRouter,
+    ) =>
+      router,
+  routerBuilder: <T extends AppRouter>(contract: T) => {
     return new RouterBuilder<T, TPlatformContext, {}>(contract);
   },
   route: <
+    T extends AppRoute,
     TRequestExtension = {},
-    T extends AppRoute = AppRoute,
     TRoute extends AppRouteImplementationOrOptions<
       T,
       TPlatformContext,