Simplify onboarding of contributors

#100
Opened by tazjin at 2021-04-02T09·46+00

We would like to be able to onboard people more easily, with a limited set of roles, that allows new people to easily:

A first step might be to just make the registration procedure more easily discoverable, but it would be interesting to have alternative ways of creating accounts. We should really sort out stuff like https://b.tvl.fyi/issues/4 though.