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,

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

@@ -0,0 +1,26 @@
+package com.cloudhandson.vpdbackoffice.config;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+/**
+ * Names the customer-owned DB view used to resolve game query scopes.
+ *
+ * <p>The view is a stable integration contract, not a Smilegate-specific table.
+ * Each environment can expose its own game master, alias source, and approved
+ * object inventory behind this view without changing application code.</p>
+ */
+@ConfigurationProperties(prefix = "backoffice.game-scope")
+public record GameScopeProperties(
+    boolean enabled,
+    String viewName,
+    int maxScopes
+) {
+
+  public boolean configured() {
+    return enabled && viewName != null && !viewName.isBlank();
+  }
+
+  public int resolvedMaxScopes() {
+    return maxScopes >= 1 && maxScopes <= 20 ? maxScopes : 8;
+  }
+}