Add initial JSON data files and implement core page components for game functionality

app/ViewModel/useGameTypeViewModel.js

@@ -0,0 +1,23 @@
+import { useEffect, useState } from 'react';
+import { getGameTypes } from '../API/API';
+
+const useGameTypeViewModel = () => {
+  const [gameTypes, setGameTypes] = useState([]);
+
+  useEffect(() => {
+    let mounted = true;
+    getGameTypes().then((types) => {
+      if (mounted) {
+        setGameTypes(types);
+      }
+    });
+    return () => {
+      mounted = false;
+    };
+  }, []);
+
+  return { gameTypes };
+};
+
+export default useGameTypeViewModel;
+