Port 465 (SMTPS) is blocked on the homelab server. Port 587 with STARTTLS works. Updated FIDER_SMTP_PORT=587 and FIDER_SMTP_ENABLE_STARTTLS=true in Doppler prd_homelab, and made EMAIL_SMTP_ENABLE_STARTTLS dynamic so it reads from Doppler instead of being hardcoded. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>