public static ISitePageCacheDependencyKey OfSite(this IPageCacheDependencyKey page, string siteName) => new FluentCacheKey(null, siteName);
public static string RelationshipsOfNodeId(this IPageCacheDependencyKey _, int nodeId) => $"nodeid|{nodeId}|relationships";
public static string WithNodeId(this IPageCacheDependencyKey _, int nodeId) => $"nodeid|{nodeId}";
public static string WithDocumentId(this IPageCacheDependencyKey _, int documentId) => $"documentid|{documentId}";