Local e2e tests

0. Install websocat

brew install websocat

1. Start local stack

supabase --workdir tests start

2. Run all tests

./e2e-test.sh supabase

Auth test

1. Run user signup tests

./tests/auth.sh

PostgREST test

1. Run RLS policy tests

./tests/postgrest.sh

Storage test

1. Run storage bucket tests

./tests/storage.sh

Realtime test

1. Join a room and broadcast

./tests/realtime.sh

Edge Function test

1. Invoke hello-world function

./tests/edge-runtime.sh