Page not found 404 en Netlify

 https://stackoverflow.com/questions/51887581/angular-routing-not-working-on-netlify-on-page-refresh

Create a file _redirects in your src folder, add the following to it:

/*  /index.html 200

in your angular.json file add the following to projects / architect / build / options / assets
{
  "glob": "_redirects",
  "input": "src",
  "output": "/"
}