v0 Users from like 2 Years Ago
To you, this is basically a new app from the ground up. You should head over to the docs and check out all the new stuff.
v1 Beta Users Who Have Somehow Made It through 82 Betas
Thanks for hanging in there. While the official v1.0.0 release doesn't quite have everything in it I had hoped for, it's time. Head over to the Changelog, especially if you've overridden the external_link, help, or terms parameters, or use FRR/BIRD.