chore(next-js): enable fluid (#1404)

Author: NathanFlurry

examples/next-js/src/app/api/rivet/[...all]/route.ts

@@ -1,6 +1,6 @@
 import { toNextHandler } from "@rivetkit/next-js";
 import { registry } from "@/rivet/registry";
 
-export const maxDuration = 60;
+export const maxDuration = 300;
 
 export const { GET, POST, PUT, PATCH, HEAD, OPTIONS } = toNextHandler(registry);

examples/next-js/vercel.json

@@ -29,6 +29,10 @@ export const toNextHandler = (
 		inputConfig.runEngine = true;
 		inputConfig.autoConfigureServerless = {
 			url: `${publicUrl}/api/rivet`,
+			minRunners: 0,
+			maxRunners: 100_000,
+			requestLifespan: 300,
+			slotsPerRunner: 1,
 		};
 	} else {
 		logger().debug(