npm start
or npm run webpack:build
.npm install
. If you are behind a corporate proxy, it is likely that this error was caused by your proxy.If you want to go fast, run ./mvnw
to build and run everything.
If you want to have more control, so you can debug your issue more easily, you should follow the following steps:
npm install
npm run webpack:build
or npm start
./mvnw
or using your IDE