style: apply code formatting and cleanup

- Format TypeScript files with Prettier (App.tsx, EnvWarningBanner.tsx, formatters.ts)
- Organize Rust imports and module order alphabetically
- Add newline at end of JSON files (en.json, zh.json)
- Update Cargo.lock for dependency changes

src/i18n/locales/zh.json

@@ -710,4 +710,4 @@
     "importSuccessDescription": "供应商 \"{{name}}\" 已成功导入",
     "importError": "导入失败"
   }
-}
+}