If I run the app on my own domain, it works 100%
frontend.myapp.com / backend.myapp.com
If I run on now.sh
frontend777.now.sh
backend777.now.sh
cookie is blocked
SO - maybe something on now.sh or cloud flare is goofing up the cookies / not allowing it.
Going to try turn on cloud flare for my own domain
github.com/publicsuffix/l…
Huge thanks to @bowersbros