docs: reorder & testing

backend/internal/notification/submit_test.go

@@ -13,6 +13,7 @@ import (
 	"galaxy/backend/internal/notification"
 	backendpg "galaxy/backend/internal/postgres"
 	"galaxy/backend/internal/user"
+	"galaxy/backend/push"
 	pgshared "galaxy/postgres"
 
 	"github.com/google/uuid"
@@ -69,7 +70,7 @@ func startPostgres(t *testing.T) *sql.DB {
 	cfg := pgshared.DefaultConfig()
 	cfg.PrimaryDSN = scoped
 	cfg.OperationTimeout = pgOpTO
-	db, err := pgshared.OpenPrimary(ctx, cfg)
+	db, err := pgshared.OpenPrimary(ctx, cfg, backendpg.NoObservabilityOptions()...)
 	if err != nil {
 		t.Fatalf("open primary: %v", err)
 	}
@@ -149,9 +150,17 @@ type recordedPushEvent struct {
 	TraceID   string
 }
 
-func (r *recordingPush) PublishClientEvent(_ context.Context, userID uuid.UUID, _ *uuid.UUID, kind string, payload map[string]any, eventID, requestID, traceID string) error {
+func (r *recordingPush) PublishClientEvent(_ context.Context, userID uuid.UUID, _ *uuid.UUID, event push.Event, eventID, requestID, traceID string) error {
 	r.mu.Lock()
 	defer r.mu.Unlock()
+	kind := ""
+	var payload map[string]any
+	if event != nil {
+		kind = event.Kind()
+		if jsonEvent, ok := event.(push.JSONEvent); ok {
+			payload = jsonEvent.Payload
+		}
+	}
 	r.calls = append(r.calls, recordedPushEvent{
 		UserID:    userID,
 		Kind:      kind,