Hi,
3 weeks ago my client website (https://www.infogan.co.il) started to
disappear from Google index after we upgraded to Angular 5.0.1
The website is using Universal so the source is pre-rendered successfully
(checked with curl) but googlebot got an exception when tried to init the
page. It
Happy New Year!
I'll try to give you a hint. Web app type clients can't listen to classic HTTP
POST. In fact, webapps typically can't serve any type of HTTP requests.
If you need the server to initiate contact, look into technologies like
websockets, Web Push API, server-sent events or even
