fix issues in core

core/racing/application/use-cases/ReviewProtestUseCase.ts

@@ -73,9 +73,23 @@ export class ReviewProtestUseCase {
 
       await this.protestRepository.update(updatedProtest);
 
+      const protestId = (() => {
+        const unknownId = (protest as unknown as { id: unknown }).id;
+        if (typeof unknownId === 'string') return unknownId;
+        if (
+          unknownId &&
+          typeof unknownId === 'object' &&
+          'toString' in unknownId &&
+          typeof (unknownId as { toString: unknown }).toString === 'function'
+        ) {
+          return (unknownId as { toString: () => string }).toString();
+        }
+        return String(unknownId);
+      })();
+
       const result: ReviewProtestResult = {
         leagueId: race.leagueId,
-        protestId: typeof protest.id === 'string' ? protest.id : (protest as any).id,
+        protestId,
         status: input.decision === 'uphold' ? 'upheld' : 'dismissed',
       };