fix(fastify): use fastify logger for route initialization logs (#645)

Author: Gabrola

.changeset/nine-dragons-clap.md

@@ -0,0 +1,5 @@
+---
+'@ts-rest/fastify': patch
+---
+
+Use fastify logger for route initalization logs

libs/ts-rest/fastify/src/lib/ts-rest-fastify.ts

@@ -324,7 +324,7 @@ const registerRoute = <TAppRoute extends AppRoute>(
   options: BaseRegisterRouterOptions,
 ) => {
   if (options.logInitialization) {
-    console.log(`[ts-rest] Initialized ${appRoute.method} ${appRoute.path}`);
+    app.log.info(`[ts-rest] Initialized ${appRoute.method} ${appRoute.path}`);
   }
 
   const handler = isAppRouteImplementation(routeImpl)