Update vitest.config.ts to only handle .spec.ts files within tests directory

Author: BretHudson

vitest.config.ts

@@ -2,6 +2,7 @@ import { defineConfig } from 'vitest/config';
 
 export default defineConfig({
 	test: {
-		setupFiles: ['tests/setup/index.setup.ts'],
+		root: 'tests',
+		setupFiles: ['setup/index.setup.ts'],
 	},
 });