notifications

type EmailConfig struct {
	SMTP            SMTPConfig
	To              []string
	SubjectTemplate string
	BodyTemplate    string
}

type NotificationChannelConfig struct {
	Type    string // "email" or "webhook"
	Email   EmailConfig
	Webhook WebhookConfig
}

type SMTPConfig struct {
	Host     string
	Port     int
	Username string
	Password string
	From     string
}

type WebhookConfig struct {
	URL             string
	Headers         map[string]string
	PayloadTemplate string // Optional JSON template with CEL expressions
}