feat: Removed email alert settings

shared/models/settings.go

@@ -6,21 +6,13 @@ import (
 	"go.mongodb.org/mongo-driver/v2/bson"
 )
 
+// AlertSettings no longer carries a webhook URL or SMTP configuration of its
+// own. Agent-offline alerts are delivered through notification channels, the
+// same destinations monitors use, so there is one place to configure a
+// destination and one place to test it.
 type AlertSettings struct {
-	Enabled                 bool   `bson:"enabled" json:"enabled"`
-	WebhookURL              string `bson:"webhook_url" json:"webhook_url"`
-	OfflineThresholdMinutes int    `bson:"offline_threshold_minutes" json:"offline_threshold_minutes"`
-}
-
-type EmailSettings struct {
-	Enabled  bool     `bson:"enabled" json:"enabled"`
-	SMTPHost string   `bson:"smtp_host" json:"smtp_host"`
-	SMTPPort int      `bson:"smtp_port" json:"smtp_port"`
-	Username string   `bson:"username" json:"username"`
-	Password string   `bson:"password" json:"password"`
-	FromAddr string   `bson:"from_addr" json:"from_addr"`
-	ToAddrs  []string `bson:"to_addrs" json:"to_addrs"`
-	UseTLS   bool     `bson:"use_tls" json:"use_tls"`
+	OfflineThresholdMinutes int      `bson:"offline_threshold_minutes" json:"offline_threshold_minutes"`
+	OfflineChannelIDs       []string `bson:"offline_channel_ids" json:"offline_channel_ids"`
 }
 
 type SecretsSettings struct {
@@ -33,7 +25,6 @@ type Settings struct {
 	ID         bson.ObjectID   `bson:"_id,omitempty" json:"-"`
 	InstanceID string          `bson:"instance_id" json:"instance_id"`
 	Alerts     AlertSettings   `bson:"alerts" json:"alerts"`
-	Email      EmailSettings   `bson:"email" json:"email"`
 	Secrets    SecretsSettings `bson:"secrets" json:"secrets"`
 
 	WorkflowLogRetentionDays *int `bson:"workflow_log_retention_days,omitempty" json:"workflow_log_retention_days,omitempty"`