Add some utils and update the memory database to "store" rows

module/api.mjs

@@ -1,6 +1,11 @@
+// Apps
 import { StatsViewer } from "./Apps/StatsViewer.mjs";
 import { TestApp } from "./Apps/TestApp.mjs";
 
+// Utils
+import { filterPrivateRows } from "./utils/filterPrivateRows.mjs";
+import { validateValue } from "./utils/validateValue.mjs";
+
 const { deepFreeze } = foundry.utils;
 
 Object.defineProperty(
@@ -12,6 +17,10 @@ Object.defineProperty(
 				TestApp,
 				StatsViewer,
 			},
+			utils: {
+				filterPrivateRows,
+				validateValue,
+			},
 		}),
 		writable: false,
 	},