Supabase Dashboard path:
Authentication -> Email Templates -> Reset password

Recommended subject:
Reset your Innerspace Scuba Society password

Replace the complete email body with:

<h2>Reset your Innerspace Scuba Society password</h2>
<p>We received a request to change the password for {{ .Email }}.</p>
<p><a href="{{ .SiteURL }}/reset.html?token_hash={{ .TokenHash }}&type=recovery">Choose a new password</a></p>
<p>This is a one-time link. If you did not request this change, you can ignore this email.</p>

Save the template before requesting another reset email.
Do not reuse any reset email sent before this template was saved.