resolve todos in core

core/racing/application/ports/output/SponsorshipRejectionNotificationPort.ts

@@ -0,0 +1,16 @@
+export interface SponsorshipRejectionNotificationPayload {
+  requestId: string;
+  sponsorId: string;
+  entityType: string;
+  entityId: string;
+  tier: string;
+  offeredAmountCents: number;
+  currency: string;
+  rejectedAt: Date;
+  rejectedBy: string;
+  rejectionReason?: string;
+}
+
+export interface SponsorshipRejectionNotificationPort {
+  notifySponsorshipRequestRejected(payload: SponsorshipRejectionNotificationPayload): Promise<void>;
+}