add metadata-backed game scope resolver

src/main/java/com/cloudhandson/vpdbackoffice/config/AppConfig.java

@@ -9,6 +9,7 @@ import org.springframework.context.annotation.Configuration;
 @EnableConfigurationProperties({
     BackofficeProperties.class,
     CatalogProperties.class,
+    GameScopeProperties.class,
     MaskingProperties.class,
     McpProperties.class,
     ProductProperties.class,