「TypeScript & Webpack3」Module build failed: Error: You may be using an old version of webpack; please check you’re using at least version 4

1130 × 602 これ。「TypeScript & Webpack3」Module build failed: Error: You may be using an old version of webpack; please check you’re using at least version 4
「TypeScript & Webpack3」Module build failed: Error: You may be using an old version of webpack; please check you're using at least version 4

「TypeScript & Webpack3」Module build failed: Error: You may be using an old version of webpack; please check you’re using at least version 4

「TypeScript & Webpack3」Module build failed: Error: You may be using an old version of webpack; please check you're using at least version 4