fix missing test and data import extensions

Add explicit .js extensions to ESM imports so the test helpers and createAsync build resolve correctly.

Made-with: Cursor

Author: ryansolid

src/data/createAsync.ts

@@ -11,7 +11,7 @@ import {
 } from "solid-js";
 import { createStore, reconcile, type ReconcileOptions, unwrap } from "solid-js/store";
 import { isServer } from "solid-js/web";
-import { setFunctionName } from "../utils";
+import { setFunctionName } from "../utils.js";
 
 /**
  * As `createAsync` and `createAsyncStore` are wrappers for `createResource`,

test/helpers.ts

@@ -1,5 +1,5 @@
 import { createEffect, createMemo, createRoot, createSignal } from "solid-js";
-import { RouterContext } from "../src/types";
+import { RouterContext } from "../src/types.js";
 import { vi } from "vitest";
 
 export function createCounter(fn: () => void, start: number = -1) {