feat(create-app): set Android and iOS as default selected platforms (#252)

* feat(create-app): set android and ios as default selected platforms

* chore: add changeset

Author: szymonrybczak

.changeset/giant-items-sniff.md

@@ -0,0 +1,5 @@
+---
+'@rnef/create-app': patch
+---
+
+Set Android and iOS as default selected platform

packages/create-app/src/lib/utils/prompts.ts

@@ -98,8 +98,13 @@ export function promptPlatforms(
     throw new RnefError('No platforms found');
   }
 
+  const defaultPlatforms = platforms.filter(
+    (platform) => platform.name === 'android' || platform.name === 'ios'
+  );
+
   return promptMultiselect({
     message: 'Select platforms:',
+    initialValues: defaultPlatforms,
     // @ts-expect-error todo
     options: platforms.map((platform) => ({
       value: platform,