feat: Disable projects on failed payment

apps/api/src/services/NtfyService.ts

@@ -170,6 +170,17 @@ export class NtfyService {
     ]);
   }
 
+  /**
+   * Notify about project disabled due to payment failure
+   */
+  public static async notifyProjectDisabledForPayment(projectName: string, projectId: string): Promise<void> {
+    await this.sendUrgent(
+      'Project Disabled - Payment Failed',
+      `Project "${projectName}" (${projectId}) was automatically disabled due to a failed recurring payment`,
+      [NtfyTag.WARNING, NtfyTag.MONEY, NtfyTag.ERROR],
+    );
+  }
+
   /**
    * Notify about successful invoice payment - MIN priority (routine)
    */