chore: use nativescript.config with apps

apps/ui/nativescript.config.ts

@@ -0,0 +1,10 @@
+import { NativeScriptConfig } from '@nativescript/core';
+
+export default {
+  id: 'org.nativescript.uitestsapp',
+	appResourcesPath: '../../tools/assets/App_Resources',
+	android: {
+		v8Flags: '--expose_gc',
+		markingMode: 'none'
+	},
+} as NativeScriptConfig;