refactor

core/racing/domain/entities/GameId.ts

@@ -0,0 +1,20 @@
+import { RacingDomainValidationError } from '../errors/RacingDomainError';
+
+export class GameId {
+  private constructor(private readonly value: string) {}
+
+  static create(value: string): GameId {
+    if (!value || value.trim().length === 0) {
+      throw new RacingDomainValidationError('Game ID cannot be empty');
+    }
+    return new GameId(value.trim());
+  }
+
+  toString(): string {
+    return this.value;
+  }
+
+  equals(other: GameId): boolean {
+    return this.value === other.value;
+  }
+}