Options for verifyAuth.
Auth mode(s) to try. Modes are attempted in order — the first match wins.
Accepted `aud` claim value(s) for `user` mode. When set, a token without `aud` is rejected, and a token whose `aud` is an array passes when any entry is accepted.
Accepted `iss` claim value(s) for `user` mode. When set, a token without
`iss` is rejected. Supabase Auth issues `https://
Optional environment overrides (passed through to resolveEnv).