refactor

core/racing/domain/entities/CarLicense.ts

@@ -0,0 +1,17 @@
+export type CarLicenseType = 'R' | 'D' | 'C' | 'B' | 'A' | 'Pro';
+
+export class CarLicense {
+  private constructor(private readonly value: CarLicenseType) {}
+
+  static create(value: CarLicenseType): CarLicense {
+    return new CarLicense(value);
+  }
+
+  toString(): CarLicenseType {
+    return this.value;
+  }
+
+  equals(other: CarLicense): boolean {
+    return this.value === other.value;
+  }
+}