Method SetEmailSender

internal/server/server.go:710–722

SetEmailSender attaches a transactional email sender. The apiKey is stored separately for deriving the unsubscribe HMAC secret. If the server is already in cloud mode when this is called (i.e. SetCloudMode ran before email config arrived from main.go), propagate the flag so the new sender adds the

(e *email.Sender, apiKey ...string)

// fail to take effect when callers wired email and cloud mode in
// either order.
func (s *Server) SetEmailSender(e *email.Sender, apiKey ...string) {
	s.email = e
	// A sender wired here comes from an out-of-band source (env vars at startup).
	// Mark it so reconfigureEmail leaves it in place when platform settings carry
	// no key — env is the deployment baseline, not something the admin UI disables.
	s.emailEnvConfigured = e != nil
	if len(apiKey) > 0 {
		s.emailAPIKey = apiKey[0]
	}
	if s.cloudMode && s.email != nil {
		s.email.SetCloudMode(true)
	}
}

// SetCORSOrigins configures allowed CORS origins (comma-separated).
func (s *Server) SetCORSOrigins(origins string) {