also added go to install showboat and rodney for the next steps.
microprints work in qwan tracker, but not in firehose. some of the
rendering is in the project, maybe the library should provide sample
webpages.
phx.gen.auth sets current_scope, not current_user. Use !! to
ensure boolean for HEEx template and register_and_log_in_user
in tests for proper auth session.
