fix: scope notifications by tenant

backend/app/jobs/args/notification.go

@@ -3,10 +3,11 @@ package args
 import "github.com/riverqueue/river"
 
 type NotificationArgs struct {
-	UserID  int64  `json:"user_id"`
-	Type    string `json:"type"`
-	Title   string `json:"title"`
-	Content string `json:"content"`
+	TenantID int64  `json:"tenant_id"`
+	UserID   int64  `json:"user_id"`
+	Type     string `json:"type"`
+	Title    string `json:"title"`
+	Content  string `json:"content"`
 }
 
 func (NotificationArgs) Kind() string {

backend/app/jobs/notification_job.go

@@ -17,11 +17,12 @@ type NotificationWorker struct {
 func (j *NotificationWorker) Work(ctx context.Context, job *river.Job[args.NotificationArgs]) error {
 	arg := job.Args
 	n := &models.Notification{
-		UserID:  arg.UserID,
-		Type:    arg.Type,
-		Title:   arg.Title,
-		Content: arg.Content,
-		IsRead:  false,
+		TenantID: arg.TenantID,
+		UserID:   arg.UserID,
+		Type:     arg.Type,
+		Title:    arg.Title,
+		Content:  arg.Content,
+		IsRead:   false,
 	}
 	return models.NotificationQuery.WithContext(ctx).Create(n)
 }