server {
  listen 80;
  server_name localhost;

  # Path to the root of our single-page application
  root /usr/share/nginx/html;
  index index.html;

  location / {
    # First, try to serve the requested file ($uri),
    # then a directory ($uri/),
    # and if that fails, fall back to serving index.html.
    # This is the key for making client-side routing work.
    try_files $uri $uri/ /index.html;
  }
}