Change vitest for faster exec (#23)

* Change vitest for faster exec

* more-cores

* fewer-cores

* fewer-cores

Author: cramforce

vitest.config.ts

@@ -4,5 +4,7 @@ export default defineConfig({
   test: {
     globals: true,
     exclude: ["**/node_modules/**", "**/dist/**"],
+    pool: "threads",
+    isolate: false,
   },
 });