fix notifications

internal/alerts/runner.go

@@ -30,7 +30,9 @@ type Config struct {
 	BaseURL         string        // UI link appended to messages, e.g. https://otel.k6n.net
 
 	TelegramToken, TelegramChatID, TelegramThreadID string
-	WebhookURL, WebhookSecret                       string
+	// Muted, when set, reports issues a person ignored; their spikes never alert.
+	Muted                     func(issueID string) bool
+	WebhookURL, WebhookSecret string
 }
 
 func ConfigFromEnv() Config {
@@ -181,6 +183,15 @@ func (r *Runner) Tick(ctx context.Context, now time.Time) {
 	spikes := DetectAlerts(events, end, features.SpikeConfig{
 		Window: r.cfg.Window, BaselineWindows: r.cfg.BaselineWindows, Multiple: r.cfg.Multiple, MinExcess: r.cfg.MinExcess, DataSince: since,
 	})
+	// Ignored issues are muted before the cooldown suppressor, so they never
+	// consume a cooldown slot or page anyone.
+	if r.cfg.Muted != nil {
+		before := len(spikes)
+		spikes = DropMuted(spikes, r.cfg.Muted)
+		if len(spikes) != before {
+			log.Printf("alerts: muted spike(s) for ignored issues (%d -> %d)", before, len(spikes))
+		}
+	}
 	spikes = r.sup.Filter(spikes)
 
 	r.mu.Lock()
@@ -220,6 +231,9 @@ func DetectAlerts(events []features.Event, at time.Time, cfg features.SpikeConfi
 
 func (r *Runner) deliver(ctx context.Context, a Alert) {
 	a.Enrich(r.resolver)
+	if pr, ok := r.resolver.(PodResolver); ok {
+		a.EnrichPods(ctx, pr)
+	}
 	r.mu.Lock()
 	r.recent = append(r.recent, a)
 	if len(r.recent) > maxRecent {