test: add package.json test

Author: xiaoyu2er

package.json

@@ -6,6 +6,7 @@
   "scripts": {
     "format": "biome format --write .",
     "build:packages": "pnpm --filter @next-i18n/translate build",
+    "test": "pnpm -r test",
     "lint": "biome lint .",
     "lint:fix": "biome lint --write .",
     "dev": "pnpm --filter @next-i18n/translate --filter @next-i18n/docs --parallel dev",