Support moduleResolution NodeNext and Node16 (#12440)

Author: pcattori

.changeset/blue-ears-tie.md

@@ -0,0 +1,5 @@
+---
+"@react-router/dev": patch
+---
+
+Support `moduleResolution` `Node16` and `NodeNext`

packages/react-router-dev/typegen/generate.ts

@@ -22,7 +22,7 @@ export function generate(ctx: Context, route: RouteManifestEntry): string {
       const indent = i === 0 ? "" : "  ".repeat(2);
       let source = noExtension(rel);
       if (!source.startsWith("../")) source = "./" + source;
-      return `${indent}import type { Info as Parent${i} } from "${source}"`;
+      return `${indent}import type { Info as Parent${i} } from "${source}.js"`;
     })
     .join("\n");
 
@@ -34,7 +34,7 @@ export function generate(ctx: Context, route: RouteManifestEntry): string {
 
     ${parentTypeImports}
 
-    type Module = typeof import("../${Pathe.filename(route.file)}")
+    type Module = typeof import("../${Pathe.filename(route.file)}.js")
 
     export type Info = {
       parents: [${parents.map((_, i) => `Parent${i}`).join(", ")}],