使用 create-react-app時，完成時會出現以下字樣，會無法使用 crate-react-app 幫我們建立的模板
A template was not provided. This is likely because you're using an outdated version of create-react-app. Please note that global installs of create-react-app are no longer supported.解決方案
1. which create-react-app 查詢 global 的 create-react-app 安裝位置
2. rm -rf create-react-app 依照路徑刪除 create-react-app file
3. npx create-react-app my-app 就能成功了